diff --git a/ChangeLog b/ChangeLog
index 8dda44f..e5a47da 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -12,6 +12,8 @@ mode in the interpreter. This gives a significant speed improvement.
 3. Removed a redundant copy of the opcode_possessify table in the 
 pcre2_auto_possessify.c source.
 
+4. Fix typos in dftables.c for z/OS.
+
 
 Version 10.20 30-June-2015
 --------------------------
diff --git a/src/dftables.c b/src/dftables.c
index b6417cc..c2c8ba6 100644
--- a/src/dftables.c
+++ b/src/dftables.c
@@ -102,7 +102,7 @@ fprintf(f,
   "/* This file was automatically written by the dftables auxiliary\n"
   "program. It contains character tables that are used when no external\n"
   "tables are passed to PCRE2 by the application that calls it. The tables\n"
-  "are used only for characters whose code values are less than 256.\n\n");
+  "are used only for characters whose code values are less than 256. */\n\n");
 
 /* Force config.h in z/OS */
 
@@ -115,7 +115,7 @@ fprintf(f,
 #endif
 
 fprintf(f,
-  "The following #includes are present because without them gcc 4.x may remove\n"
+  "/* The following #includes are present because without them gcc 4.x may remove\n"
   "the array definition from the final binary if PCRE2 is built into a static\n"
   "library and dead code stripping is activated. This leads to link errors.\n"
   "Pulling in the header ensures that the array gets flagged as \"someone\n"