diff --git a/ChangeLog b/ChangeLog
index ca1f150..e70ce9d 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -175,6 +175,8 @@ recognized as white space in EBCDIC.
 an error (correctly) when used outside a class, but did not give an error
 within a class.
 
+46. \h within a class was incorrectly compiled in EBCDIC environments. 
+
 
 Version 10.10 06-March-2015
 ---------------------------
diff --git a/src/pcre2_internal.h b/src/pcre2_internal.h
index 8986bfd..a4cf1e0 100644
--- a/src/pcre2_internal.h
+++ b/src/pcre2_internal.h
@@ -435,7 +435,7 @@ PCRE for a long time. */
 /* -------------- EBCDIC environments -------------- */
 
 #else
-#define HSPACE_LIST CHAR_HT, CHAR_SPACE, CHAR_NBSP
+#define HSPACE_LIST CHAR_HT, CHAR_SPACE, CHAR_NBSP, NOTACHAR
 
 #define HSPACE_BYTE_CASES \
   case CHAR_HT: \