diff --git a/src/ChangeLog b/src/ChangeLog
index e7e0635eb..a50f33041 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,3 +1,8 @@
+2002-12-11  Pavel Roskin  <proski@gnu.org>
+
+	* eregex.h: Undefine __restrict_arr before redefining to avoid a
+	warning if it's defined.
+
 2002-12-09  Pavel Roskin  <proski@gnu.org>
 
 	* util.c (load_file_position): Don't free filename.
diff --git a/src/eregex.h b/src/eregex.h
index de40ce5cc..cd3a8594a 100644
--- a/src/eregex.h
+++ b/src/eregex.h
@@ -535,6 +535,7 @@ extern int re_exec _RE_ARGS ((const char *));
 /* For now unconditionally define __restrict_arr to expand to nothing.
    Ideally we would have a test for the compiler which allows defining
    it to restrict.  */
+#undef __restrict_arr
 #define __restrict_arr
 
 /* POSIX compatibility.  */