diff --git a/ChangeLog b/ChangeLog
index 493e34b2cf..0e6e224927 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,5 +1,9 @@
 2015-01-05  Joseph Myers  <joseph@codesourcery.com>
 
+	[BZ #17793]
+	* sysdeps/unix/sysv/linux/arm/posix_fadvise64.c (posix_fadvise64):
+	Define as weak alias not strong alias.
+
 	[BZ #17635]
 	* ctype/ctype-c99.c: New file.  isblank implementation moved from
 	...
diff --git a/NEWS b/NEWS
index db8e2c556a..f18ace18b8 100644
--- a/NEWS
+++ b/NEWS
@@ -16,7 +16,7 @@ Version 2.21
   17583, 17584, 17585, 17589, 17594, 17601, 17608, 17616, 17625, 17630,
   17633, 17634, 17635, 17647, 17653, 17657, 17664, 17665, 17668, 17682,
   17717, 17719, 17722, 17723, 17724, 17725, 17732, 17733, 17744, 17745,
-  17746, 17747, 17775, 17777, 17780, 17781, 17782
+  17746, 17747, 17775, 17777, 17780, 17781, 17782, 17793
 
 * i386 memcpy functions optimized with SSE2 unaligned load/store.
 
diff --git a/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c b/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c
index 1f76e67930..b58c4c0824 100644
--- a/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c
+++ b/sysdeps/unix/sysv/linux/arm/posix_fadvise64.c
@@ -35,4 +35,4 @@ __posix_fadvise64_l64 (int fd, off64_t offset, off64_t len, int advise)
     return 0;
   return INTERNAL_SYSCALL_ERRNO (ret, err);
 }
-strong_alias (__posix_fadvise64_l64, posix_fadvise64);
+weak_alias (__posix_fadvise64_l64, posix_fadvise64);