diff --git a/ChangeLog b/ChangeLog
index d6d520f2b6..b7b9ee3c27 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,7 @@
 2000-11-20  Ulrich Drepper  <drepper@redhat.com>
 
+	* malloc/thread-m.h: gcc doesn't tolerate zero-sized types anymore.
+
 	* csu/gmon-start.c: Always have prototype for __gmon_start.
 	* csu/version.c: Add prototypes for __libc_print_version and
 	__libc_main.
diff --git a/malloc/thread-m.h b/malloc/thread-m.h
index 4e51bc29f4..37e7ac9f74 100644
--- a/malloc/thread-m.h
+++ b/malloc/thread-m.h
@@ -102,7 +102,7 @@ typedef pthread_mutex_t	mutex_t;
 
 #include <bits/libc-tsd.h>
 
-typedef int tsd_key_t[0];	/* no key data structure, libc magic does it */
+typedef int tsd_key_t[1];	/* no key data structure, libc magic does it */
 __libc_tsd_define (, MALLOC)	/* declaration/common definition */
 #define tsd_key_create(key, destr)	((void) (key))
 #define tsd_setspecific(key, data)	__libc_tsd_set (MALLOC, (data))