diff --git a/doc/pcre2_serialize_decode.3 b/doc/pcre2_serialize_decode.3
index b362fcd..57304a5 100644
--- a/doc/pcre2_serialize_decode.3
+++ b/doc/pcre2_serialize_decode.3
@@ -1,4 +1,4 @@
-.TH PCRE2_SERIALIZE_DECODE 3 "19 January 2015" "PCRE2 10.10"
+.TH PCRE2_SERIALIZE_DECODE 3 "02 September 2015" "PCRE2 10.21"
 .SH NAME
 PCRE2 - Perl-compatible regular expressions (revised API)
 .SH SYNOPSIS
@@ -8,7 +8,7 @@ PCRE2 - Perl-compatible regular expressions (revised API)
 .PP
 .nf
 .B int32_t pcre2_serialize_decode(pcre2_code **\fIcodes\fP,
-.B "  int32_t \fInumber_of_codes\fP, const uint32_t *\fIbytes\fP,"
+.B "  int32_t \fInumber_of_codes\fP, const uint8_t *\fIbytes\fP,"
 .B "  pcre2_general_context *\fIgcontext\fP);"
 .fi
 .
diff --git a/doc/pcre2_serialize_encode.3 b/doc/pcre2_serialize_encode.3
index 57077eb..9c29633 100644
--- a/doc/pcre2_serialize_encode.3
+++ b/doc/pcre2_serialize_encode.3
@@ -1,4 +1,4 @@
-.TH PCRE2_SERIALIZE_ENCODE 3 "19 January 2015" "PCRE2 10.10"
+.TH PCRE2_SERIALIZE_ENCODE 3 "02 September 2015" "PCRE2 10.21"
 .SH NAME
 PCRE2 - Perl-compatible regular expressions (revised API)
 .SH SYNOPSIS
@@ -7,8 +7,8 @@ PCRE2 - Perl-compatible regular expressions (revised API)
 .B #include <pcre2.h>
 .PP
 .nf
-.B int32_t pcre2_serialize_encode(pcre2_code **\fIcodes\fP,
-.B "  int32_t \fInumber_of_codes\fP, uint32_t **\fIserialized_bytes\fP,"
+.B int32_t pcre2_serialize_encode(const pcre2_code **\fIcodes\fP,
+.B "  int32_t \fInumber_of_codes\fP, uint8_t **\fIserialized_bytes\fP,"
 .B "  PCRE2_SIZE *\fIserialized_size\fP, pcre2_general_context *\fIgcontext\fP);"
 .fi
 .
diff --git a/doc/pcre2api.3 b/doc/pcre2api.3
index deb1f8b..ff608d3 100644
--- a/doc/pcre2api.3
+++ b/doc/pcre2api.3
@@ -1,4 +1,4 @@
-.TH PCRE2API 3 "01 September 2015" "PCRE2 10.21"
+.TH PCRE2API 3 "02 September 2015" "PCRE2 10.21"
 .SH NAME
 PCRE2 - Perl-compatible regular expressions (revised API)
 .sp
@@ -210,11 +210,11 @@ document for an overview of all the PCRE2 documentation.
 .sp
 .nf
 .B int32_t pcre2_serialize_decode(pcre2_code **\fIcodes\fP,
-.B "  int32_t \fInumber_of_codes\fP, const uint32_t *\fIbytes\fP,"
+.B "  int32_t \fInumber_of_codes\fP, const uint8_t *\fIbytes\fP,"
 .B "  pcre2_general_context *\fIgcontext\fP);"
 .sp
-.B int32_t pcre2_serialize_encode(pcre2_code **\fIcodes\fP,
-.B "  int32_t \fInumber_of_codes\fP, uint32_t **\fIserialized_bytes\fP,"
+.B int32_t pcre2_serialize_encode(const pcre2_code **\fIcodes\fP,
+.B "  int32_t \fInumber_of_codes\fP, uint8_t **\fIserialized_bytes\fP,"
 .B "  PCRE2_SIZE *\fIserialized_size\fP, pcre2_general_context *\fIgcontext\fP);"
 .sp
 .B void pcre2_serialize_free(uint8_t *\fIbytes\fP);
@@ -2965,6 +2965,6 @@ Cambridge, England.
 .rs
 .sp
 .nf
-Last updated: 01 September 2015
+Last updated: 02 September 2015
 Copyright (c) 1997-2015 University of Cambridge.
 .fi