diff --git a/src/hb-blob.cc b/src/hb-blob.cc
index 8759a252a..a6870dc06 100644
--- a/src/hb-blob.cc
+++ b/src/hb-blob.cc
@@ -91,7 +91,7 @@ _hb_blob_destroy_user_data (hb_blob_t *blob)
  * Return value: New blob, or the empty blob if something failed or if @length is
  * zero.  Destroy with hb_blob_destroy().
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_blob_t *
 hb_blob_create (const char        *data,
@@ -147,7 +147,7 @@ hb_blob_create (const char        *data,
  * @length is zero or @offset is beyond the end of @parent's data.  Destroy
  * with hb_blob_destroy().
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_blob_t *
 hb_blob_create_sub_blob (hb_blob_t    *parent,
@@ -179,7 +179,7 @@ hb_blob_create_sub_blob (hb_blob_t    *parent,
  *
  * Return value: (transfer full): the empty blob.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_blob_t *
 hb_blob_get_empty (void)
@@ -210,7 +210,7 @@ hb_blob_get_empty (void)
  *
  * Return value: @blob.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_blob_t *
 hb_blob_reference (hb_blob_t *blob)
@@ -228,7 +228,7 @@ hb_blob_reference (hb_blob_t *blob)
  *
  * See TODO:link object types for more information.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_blob_destroy (hb_blob_t *blob)
@@ -250,7 +250,7 @@ hb_blob_destroy (hb_blob_t *blob)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_blob_set_user_data (hb_blob_t          *blob,
@@ -271,7 +271,7 @@ hb_blob_set_user_data (hb_blob_t          *blob,
  *
  * Return value: (transfer none): 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void *
 hb_blob_get_user_data (hb_blob_t          *blob,
@@ -287,7 +287,7 @@ hb_blob_get_user_data (hb_blob_t          *blob,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_blob_make_immutable (hb_blob_t *blob)
@@ -306,7 +306,7 @@ hb_blob_make_immutable (hb_blob_t *blob)
  *
  * Return value: TODO
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_blob_is_immutable (hb_blob_t *blob)
@@ -323,7 +323,7 @@ hb_blob_is_immutable (hb_blob_t *blob)
  *
  * Return value: the length of blob data in bytes.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 unsigned int
 hb_blob_get_length (hb_blob_t *blob)
@@ -340,7 +340,7 @@ hb_blob_get_length (hb_blob_t *blob)
  *
  * Returns: (transfer none) (array length=length): 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 const char *
 hb_blob_get_data (hb_blob_t *blob, unsigned int *length)
@@ -365,7 +365,7 @@ hb_blob_get_data (hb_blob_t *blob, unsigned int *length)
  * Returns: (transfer none) (array length=length): Writable blob data,
  * or %NULL if failed.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 char *
 hb_blob_get_data_writable (hb_blob_t *blob, unsigned int *length)
diff --git a/src/hb-buffer-serialize.cc b/src/hb-buffer-serialize.cc
index 81f75aec3..7839cbc3f 100644
--- a/src/hb-buffer-serialize.cc
+++ b/src/hb-buffer-serialize.cc
@@ -40,7 +40,7 @@ static const char *serialize_formats[] = {
  *
  * Return value: (transfer none):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 const char **
 hb_buffer_serialize_list_formats (void)
@@ -57,7 +57,7 @@ hb_buffer_serialize_list_formats (void)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_buffer_serialize_format_t
 hb_buffer_serialize_format_from_string (const char *str, int len)
@@ -74,7 +74,7 @@ hb_buffer_serialize_format_from_string (const char *str, int len)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 const char *
 hb_buffer_serialize_format_to_string (hb_buffer_serialize_format_t format)
@@ -259,7 +259,7 @@ _hb_buffer_serialize_glyphs_text (hb_buffer_t *buffer,
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 unsigned int
 hb_buffer_serialize_glyphs (hb_buffer_t *buffer,
@@ -366,7 +366,7 @@ parse_int (const char *pp, const char *end, int32_t *pv)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_buffer_deserialize_glyphs (hb_buffer_t *buffer,
diff --git a/src/hb-buffer.cc b/src/hb-buffer.cc
index 420da8203..50710dd23 100644
--- a/src/hb-buffer.cc
+++ b/src/hb-buffer.cc
@@ -704,7 +704,7 @@ void hb_buffer_t::deallocate_var_all (void)
  *
  * Return value: (transfer full)
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_buffer_t *
 hb_buffer_create (void)
@@ -726,7 +726,7 @@ hb_buffer_create (void)
  *
  * Return value: (transfer full):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_buffer_t *
 hb_buffer_get_empty (void)
@@ -759,7 +759,7 @@ hb_buffer_get_empty (void)
  *
  * Return value: (transfer full):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_buffer_t *
 hb_buffer_reference (hb_buffer_t *buffer)
@@ -773,7 +773,7 @@ hb_buffer_reference (hb_buffer_t *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_destroy (hb_buffer_t *buffer)
@@ -800,7 +800,7 @@ hb_buffer_destroy (hb_buffer_t *buffer)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_buffer_set_user_data (hb_buffer_t        *buffer,
@@ -821,7 +821,7 @@ hb_buffer_set_user_data (hb_buffer_t        *buffer,
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void *
 hb_buffer_get_user_data (hb_buffer_t        *buffer,
@@ -871,7 +871,7 @@ hb_buffer_get_content_type (hb_buffer_t *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_set_unicode_funcs (hb_buffer_t        *buffer,
@@ -897,7 +897,7 @@ hb_buffer_set_unicode_funcs (hb_buffer_t        *buffer,
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_unicode_funcs_t *
 hb_buffer_get_unicode_funcs (hb_buffer_t        *buffer)
@@ -912,7 +912,7 @@ hb_buffer_get_unicode_funcs (hb_buffer_t        *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_set_direction (hb_buffer_t    *buffer,
@@ -933,7 +933,7 @@ hb_buffer_set_direction (hb_buffer_t    *buffer,
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_direction_t
 hb_buffer_get_direction (hb_buffer_t    *buffer)
@@ -948,7 +948,7 @@ hb_buffer_get_direction (hb_buffer_t    *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_set_script (hb_buffer_t *buffer,
@@ -968,7 +968,7 @@ hb_buffer_set_script (hb_buffer_t *buffer,
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_script_t
 hb_buffer_get_script (hb_buffer_t *buffer)
@@ -983,7 +983,7 @@ hb_buffer_get_script (hb_buffer_t *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_set_language (hb_buffer_t   *buffer,
@@ -1003,7 +1003,7 @@ hb_buffer_set_language (hb_buffer_t   *buffer,
  *
  * Return value: (transfer none):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_language_t
 hb_buffer_get_language (hb_buffer_t *buffer)
@@ -1160,7 +1160,7 @@ hb_buffer_get_replacement_codepoint (hb_buffer_t    *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_reset (hb_buffer_t *buffer)
@@ -1191,7 +1191,7 @@ hb_buffer_clear_contents (hb_buffer_t *buffer)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_buffer_pre_allocate (hb_buffer_t *buffer, unsigned int size)
@@ -1207,7 +1207,7 @@ hb_buffer_pre_allocate (hb_buffer_t *buffer, unsigned int size)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_buffer_allocation_successful (hb_buffer_t  *buffer)
@@ -1223,7 +1223,7 @@ hb_buffer_allocation_successful (hb_buffer_t  *buffer)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.7
  **/
 void
 hb_buffer_add (hb_buffer_t    *buffer,
@@ -1243,7 +1243,7 @@ hb_buffer_add (hb_buffer_t    *buffer,
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_buffer_set_length (hb_buffer_t  *buffer,
@@ -1282,7 +1282,7 @@ hb_buffer_set_length (hb_buffer_t  *buffer,
  *
  * Return value: buffer length.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 unsigned int
 hb_buffer_get_length (hb_buffer_t *buffer)
@@ -1300,7 +1300,7 @@ hb_buffer_get_length (hb_buffer_t *buffer)
  *
  * Return value: (transfer none) (array length=length): buffer glyph information array.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_glyph_info_t *
 hb_buffer_get_glyph_infos (hb_buffer_t  *buffer,
@@ -1322,7 +1322,7 @@ hb_buffer_get_glyph_infos (hb_buffer_t  *buffer,
  *
  * Return value: (transfer none) (array length=length): buffer glyph position array.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_glyph_position_t *
 hb_buffer_get_glyph_positions (hb_buffer_t  *buffer,
@@ -1343,7 +1343,7 @@ hb_buffer_get_glyph_positions (hb_buffer_t  *buffer,
  *
  * Reverses buffer contents.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_reverse (hb_buffer_t *buffer)
@@ -1357,9 +1357,9 @@ hb_buffer_reverse (hb_buffer_t *buffer)
  * @start: start index.
  * @end: end index.
  *
- * Reverses buffer contents between  start to end.
+ * Reverses buffer contents between start to end.
  *
- * Since: 1.0
+ * Since: 0.9.41
  **/
 void
 hb_buffer_reverse_range (hb_buffer_t *buffer,
@@ -1376,7 +1376,7 @@ hb_buffer_reverse_range (hb_buffer_t *buffer,
  * reversed, then each cluster (consecutive items having the
  * same cluster number) are reversed again.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_reverse_clusters (hb_buffer_t *buffer)
@@ -1493,7 +1493,7 @@ hb_buffer_add_utf (hb_buffer_t  *buffer,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_add_utf8 (hb_buffer_t  *buffer,
@@ -1515,7 +1515,7 @@ hb_buffer_add_utf8 (hb_buffer_t  *buffer,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_add_utf16 (hb_buffer_t    *buffer,
@@ -1537,7 +1537,7 @@ hb_buffer_add_utf16 (hb_buffer_t    *buffer,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_buffer_add_utf32 (hb_buffer_t    *buffer,
diff --git a/src/hb-buffer.h b/src/hb-buffer.h
index 1cfe13c0f..bb89dc3de 100644
--- a/src/hb-buffer.h
+++ b/src/hb-buffer.h
@@ -171,6 +171,9 @@ void
 hb_buffer_guess_segment_properties (hb_buffer_t *buffer);
 
 
+/*
+ * Since: 0.9.20
+ */
 typedef enum { /*< flags >*/
   HB_BUFFER_FLAG_DEFAULT			= 0x00000000u,
   HB_BUFFER_FLAG_BOT				= 0x00000001u, /* Beginning-of-text */
@@ -185,6 +188,9 @@ hb_buffer_set_flags (hb_buffer_t       *buffer,
 hb_buffer_flags_t
 hb_buffer_get_flags (hb_buffer_t *buffer);
 
+/*
+ * Since: 0.9.42
+ */
 typedef enum {
   HB_BUFFER_CLUSTER_LEVEL_MONOTONE_GRAPHEMES	= 0,
   HB_BUFFER_CLUSTER_LEVEL_MONOTONE_CHARACTERS	= 1,
@@ -319,6 +325,9 @@ hb_buffer_normalize_glyphs (hb_buffer_t *buffer);
  * Serialize
  */
 
+/*
+ * Since: 0.9.20
+ */
 typedef enum { /*< flags >*/
   HB_BUFFER_SERIALIZE_FLAG_DEFAULT		= 0x00000000u,
   HB_BUFFER_SERIALIZE_FLAG_NO_CLUSTERS		= 0x00000001u,
diff --git a/src/hb-common.cc b/src/hb-common.cc
index d510c9be4..291095ffd 100644
--- a/src/hb-common.cc
+++ b/src/hb-common.cc
@@ -64,7 +64,7 @@ _hb_options_init (void)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_tag_t
 hb_tag_from_string (const char *str, int len)
@@ -122,7 +122,7 @@ const char direction_strings[][4] = {
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_direction_t
 hb_direction_from_string (const char *str, int len)
@@ -149,7 +149,7 @@ hb_direction_from_string (const char *str, int len)
  *
  * Return value: (transfer none): 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 const char *
 hb_direction_to_string (hb_direction_t direction)
@@ -288,7 +288,7 @@ retry:
  *
  * Return value: (transfer none):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_language_t
 hb_language_from_string (const char *str, int len)
@@ -320,7 +320,7 @@ hb_language_from_string (const char *str, int len)
  *
  * Return value: (transfer none): 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 const char *
 hb_language_to_string (hb_language_t language)
@@ -336,7 +336,7 @@ hb_language_to_string (hb_language_t language)
  *
  * Return value: (transfer none):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_language_t
 hb_language_get_default (void)
@@ -363,7 +363,7 @@ hb_language_get_default (void)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_script_t
 hb_script_from_iso15924_tag (hb_tag_t tag)
@@ -408,7 +408,7 @@ hb_script_from_iso15924_tag (hb_tag_t tag)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_script_t
 hb_script_from_string (const char *s, int len)
@@ -424,7 +424,7 @@ hb_script_from_string (const char *s, int len)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_tag_t
 hb_script_to_iso15924_tag (hb_script_t script)
@@ -440,7 +440,7 @@ hb_script_to_iso15924_tag (hb_script_t script)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_direction_t
 hb_script_get_horizontal_direction (hb_script_t script)
@@ -545,7 +545,7 @@ hb_user_data_array_t::get (hb_user_data_key_t *key)
  *
  * Returns library version as three integer components.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_version (unsigned int *major,
@@ -564,7 +564,7 @@ hb_version (unsigned int *major,
  *
  * Return value: library version string.
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 const char *
 hb_version_string (void)
diff --git a/src/hb-common.h b/src/hb-common.h
index d160be5ca..c291dbbe9 100644
--- a/src/hb-common.h
+++ b/src/hb-common.h
@@ -272,6 +272,9 @@ typedef enum
   /*6.1*/ HB_SCRIPT_SORA_SOMPENG		= HB_TAG ('S','o','r','a'),
   /*6.1*/ HB_SCRIPT_TAKRI			= HB_TAG ('T','a','k','r'),
 
+  /*
+   * Since: 0.9.30
+   */
   /*7.0*/ HB_SCRIPT_BASSA_VAH			= HB_TAG ('B','a','s','s'),
   /*7.0*/ HB_SCRIPT_CAUCASIAN_ALBANIAN		= HB_TAG ('A','g','h','b'),
   /*7.0*/ HB_SCRIPT_DUPLOYAN			= HB_TAG ('D','u','p','l'),
diff --git a/src/hb-coretext.cc b/src/hb-coretext.cc
index a9664ee68..13ba5d94e 100644
--- a/src/hb-coretext.cc
+++ b/src/hb-coretext.cc
@@ -125,6 +125,9 @@ _hb_coretext_shaper_face_data_destroy (hb_coretext_shaper_face_data_t *data)
   CFRelease (data);
 }
 
+/*
+ * Since: 0.9.10
+ */
 CGFontRef
 hb_coretext_face_get_cg_font (hb_face_t *face)
 {
diff --git a/src/hb-font.h b/src/hb-font.h
index 5d28b8f43..ffb2010e7 100644
--- a/src/hb-font.h
+++ b/src/hb-font.h
@@ -149,7 +149,7 @@ typedef hb_bool_t (*hb_font_get_glyph_from_name_func_t) (hb_font_t *font, void *
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_func (hb_font_funcs_t *ffuncs,
@@ -165,7 +165,7 @@ hb_font_funcs_set_glyph_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_h_advance_func (hb_font_funcs_t *ffuncs,
@@ -181,7 +181,7 @@ hb_font_funcs_set_glyph_h_advance_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_v_advance_func (hb_font_funcs_t *ffuncs,
@@ -197,7 +197,7 @@ hb_font_funcs_set_glyph_v_advance_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_h_origin_func (hb_font_funcs_t *ffuncs,
@@ -213,7 +213,7 @@ hb_font_funcs_set_glyph_h_origin_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_v_origin_func (hb_font_funcs_t *ffuncs,
@@ -229,7 +229,7 @@ hb_font_funcs_set_glyph_v_origin_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_h_kerning_func (hb_font_funcs_t *ffuncs,
@@ -245,7 +245,7 @@ hb_font_funcs_set_glyph_h_kerning_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_v_kerning_func (hb_font_funcs_t *ffuncs,
@@ -261,7 +261,7 @@ hb_font_funcs_set_glyph_v_kerning_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_extents_func (hb_font_funcs_t *ffuncs,
@@ -277,7 +277,7 @@ hb_font_funcs_set_glyph_extents_func (hb_font_funcs_t *ffuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_font_funcs_set_glyph_contour_point_func (hb_font_funcs_t *ffuncs,
diff --git a/src/hb-ft.cc b/src/hb-ft.cc
index 468742cfd..edafff4e9 100644
--- a/src/hb-ft.cc
+++ b/src/hb-ft.cc
@@ -347,7 +347,7 @@ reference_table  (hb_face_t *face HB_UNUSED, hb_tag_t tag, void *user_data)
  * 
  *
  * Return value: (transfer full): 
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_face_t *
 hb_ft_face_create (FT_Face           ft_face,
@@ -403,7 +403,7 @@ hb_ft_face_finalize (FT_Face ft_face)
  * 
  *
  * Return value: (transfer full): 
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_face_t *
 hb_ft_face_create_cached (FT_Face ft_face)
@@ -434,7 +434,7 @@ _do_nothing (void)
  * 
  *
  * Return value: (transfer full): 
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_font_t *
 hb_ft_font_create (FT_Face           ft_face,
diff --git a/src/hb-graphite2.cc b/src/hb-graphite2.cc
index 626b84f4e..cd694c140 100644
--- a/src/hb-graphite2.cc
+++ b/src/hb-graphite2.cc
@@ -138,6 +138,9 @@ _hb_graphite2_shaper_face_data_destroy (hb_graphite2_shaper_face_data_t *data)
   free (data);
 }
 
+/*
+ * Since: 0.9.10
+ */
 gr_face *
 hb_graphite2_face_get_gr_face (hb_face_t *face)
 {
@@ -172,6 +175,9 @@ _hb_graphite2_shaper_font_data_destroy (hb_graphite2_shaper_font_data_t *data)
   gr_font_destroy (data);
 }
 
+/*
+ * Since: 0.9.10
+ */
 gr_font *
 hb_graphite2_font_get_gr_font (hb_font_t *font)
 {
diff --git a/src/hb-ot-layout.cc b/src/hb-ot-layout.cc
index 39d007d67..1a6fb15ee 100644
--- a/src/hb-ot-layout.cc
+++ b/src/hb-ot-layout.cc
@@ -798,7 +798,7 @@ hb_ot_layout_position_finish (hb_font_t *font, hb_buffer_t *buffer)
 }
 
 /**
- * Since: 0.9.8
+ * Since: 0.9.10
  **/
 hb_bool_t
 hb_ot_layout_get_size_params (hb_face_t    *face,
diff --git a/src/hb-ot-tag.cc b/src/hb-ot-tag.cc
index 61c38b196..376042909 100644
--- a/src/hb-ot-tag.cc
+++ b/src/hb-ot-tag.cc
@@ -877,7 +877,7 @@ hb_ot_tag_from_language (hb_language_t language)
  *
  * Return value: (transfer none):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_language_t
 hb_ot_tag_to_language (hb_tag_t tag)
diff --git a/src/hb-set.h b/src/hb-set.h
index bafdae963..29bf6556a 100644
--- a/src/hb-set.h
+++ b/src/hb-set.h
@@ -36,6 +36,9 @@
 HB_BEGIN_DECLS
 
 
+/*
+ * Since: 0.9.21
+ */
 #define HB_SET_VALUE_INVALID ((hb_codepoint_t) -1)
 
 typedef struct hb_set_t hb_set_t;
diff --git a/src/hb-shape.cc b/src/hb-shape.cc
index 5ddde5ad5..c06b9a46e 100644
--- a/src/hb-shape.cc
+++ b/src/hb-shape.cc
@@ -399,7 +399,7 @@ hb_shape_full (hb_font_t          *font,
  *
  * Return value: %FALSE if all shapers failed, %TRUE otherwise
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_shape (hb_font_t           *font,
diff --git a/src/hb-unicode.cc b/src/hb-unicode.cc
index 6b32faf66..487d10b93 100644
--- a/src/hb-unicode.cc
+++ b/src/hb-unicode.cc
@@ -158,7 +158,7 @@ hb_unicode_funcs_get_default (void)
  *
  * Return value: (transfer full):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_unicode_funcs_t *
 hb_unicode_funcs_create (hb_unicode_funcs_t *parent)
@@ -204,7 +204,7 @@ const hb_unicode_funcs_t _hb_unicode_funcs_nil = {
  *
  * Return value: (transfer full):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_unicode_funcs_t *
 hb_unicode_funcs_get_empty (void)
@@ -220,7 +220,7 @@ hb_unicode_funcs_get_empty (void)
  *
  * Return value: (transfer full):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_unicode_funcs_t *
 hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs)
@@ -234,7 +234,7 @@ hb_unicode_funcs_reference (hb_unicode_funcs_t *ufuncs)
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs)
@@ -263,7 +263,7 @@ hb_unicode_funcs_destroy (hb_unicode_funcs_t *ufuncs)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs,
@@ -284,7 +284,7 @@ hb_unicode_funcs_set_user_data (hb_unicode_funcs_t *ufuncs,
  *
  * Return value: (transfer none):
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void *
 hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,
@@ -300,7 +300,7 @@ hb_unicode_funcs_get_user_data (hb_unicode_funcs_t *ufuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs)
@@ -319,7 +319,7 @@ hb_unicode_funcs_make_immutable (hb_unicode_funcs_t *ufuncs)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_bool_t
 hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs)
@@ -335,7 +335,7 @@ hb_unicode_funcs_is_immutable (hb_unicode_funcs_t *ufuncs)
  *
  * Return value: 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 hb_unicode_funcs_t *
 hb_unicode_funcs_get_parent (hb_unicode_funcs_t *ufuncs)
diff --git a/src/hb-unicode.h b/src/hb-unicode.h
index bf1796dca..3a12e2f9a 100644
--- a/src/hb-unicode.h
+++ b/src/hb-unicode.h
@@ -283,7 +283,7 @@ typedef unsigned int			(*hb_unicode_decompose_compatibility_func_t)	(hb_unicode_
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
@@ -299,7 +299,7 @@ hb_unicode_funcs_set_combining_class_func (hb_unicode_funcs_t *ufuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
@@ -315,7 +315,7 @@ hb_unicode_funcs_set_eastasian_width_func (hb_unicode_funcs_t *ufuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
@@ -331,7 +331,7 @@ hb_unicode_funcs_set_general_category_func (hb_unicode_funcs_t *ufuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
@@ -347,7 +347,7 @@ hb_unicode_funcs_set_mirroring_func (hb_unicode_funcs_t *ufuncs,
  *
  * 
  *
- * Since: 1.0
+ * Since: 0.9.2
  **/
 void
 hb_unicode_funcs_set_script_func (hb_unicode_funcs_t *ufuncs,