diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 1f5c8dfeaa6..e395dd2b561 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,9 @@
+2012-10-09  Andrew MacLeod  <amacleod@redhat.com>
+
+	PR libstdc++/54861
+	* include/bits/atomic_base.h (atomic_signal_fence): Call
+	__atomic_signal_fence instead of __atomic_thread_fence.
+
 2012-10-09  Benjamin Kosnik  <bkoz@redhat.com>
 
 	* testsuite/20_util/specialized_algorithms/uninitialized_copy/808590.cc:
diff --git a/libstdc++-v3/include/bits/atomic_base.h b/libstdc++-v3/include/bits/atomic_base.h
index de098a3c40b..af8a92436b2 100644
--- a/libstdc++-v3/include/bits/atomic_base.h
+++ b/libstdc++-v3/include/bits/atomic_base.h
@@ -74,7 +74,7 @@ _GLIBCXX_BEGIN_NAMESPACE_VERSION
 
   inline void
   atomic_signal_fence(memory_order __m) noexcept
-  { __atomic_thread_fence(__m); }
+  { __atomic_signal_fence(__m); }
 
   /// kill_dependency
   template<typename _Tp>