diff --git a/ChangeLog b/ChangeLog
index d310fbe3..85646aec 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,9 @@
+2006-05-26  Paul Eggert  <eggert@cs.ucla.edu>
+
+	* data/yacc.c (yy_reduce_print): Omit trailing white space in
+	generated source code.  Problem reported by Frans Englich in
+	<http://lists.gnu.org/archive/html/bug-bison/2006-05/msg00049.html>.
+
 2006-05-22  Paul Eggert  <eggert@cs.ucla.edu>
 
 	* Makefile.maint (gzip_rsyncable, GZIP_ENV): Compute within the
diff --git a/data/yacc.c b/data/yacc.c
index f518c956..1e8fa569 100644
--- a/data/yacc.c
+++ b/data/yacc.c
@@ -693,9 +693,9 @@ do {								\
 
 ]b4_c_function_def([yy_reduce_print], [static void],
 		   [[YYSTYPE *yyvsp], [yyvsp]],
-    b4_locations_if([[[YYLTYPE *yylsp], [yylsp]],])
-		   [[int yyrule], [yyrule]]m4_ifset([b4_parse_param], [,])
-		   b4_parse_param)[
+    b4_locations_if([[[YYLTYPE *yylsp], [yylsp]],
+		   ])[[int yyrule], [yyrule]]m4_ifset([b4_parse_param], [,
+		   ])b4_parse_param)[
 {
   int yynrhs = yyr2[yyrule];
   int yyi;