diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index 3d5f8798bd5..d40bee2a189 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,4 +1,9 @@
-2006-09-13  Benjamin Kosnik  <bkoz@redhat.com>
+2006-09-14  Benjamin Kosnik  <bkoz@redhat.com>
+
+	* include/bits/concurrence.h (__mutex::__mutex): Pass address of
+	mutex to *_MUTEX_INIT_FUNCTION.
+	
+2006-09-13  Benjamin Kosnik  <bkoz@redhat.com>	
 
 	* include/bits/atomicity.h: Move to...
 	* include/ext/atomicity.h: ...here.	
diff --git a/libstdc++-v3/include/ext/concurrence.h b/libstdc++-v3/include/ext/concurrence.h
index 54d21e595ae..5f71115293b 100644
--- a/libstdc++-v3/include/ext/concurrence.h
+++ b/libstdc++-v3/include/ext/concurrence.h
@@ -81,7 +81,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
 	  __gthread_mutex_t __tmp = __GTHREAD_MUTEX_INIT;
 	  _M_mutex = __tmp;
 #else
-	  __GTHREAD_MUTEX_INIT_FUNCTION(_M_mutex); 
+	  __GTHREAD_MUTEX_INIT_FUNCTION(&_M_mutex); 
 #endif
 	}
 #endif 
@@ -128,7 +128,7 @@ _GLIBCXX_BEGIN_NAMESPACE(__gnu_cxx)
 	  __gthread_recursive_mutex_t __tmp = __GTHREAD_RECURSIVE_MUTEX_INIT;
 	  _M_mutex = __tmp;
 #else
-	  __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION(_M_mutex); 
+	  __GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION(&_M_mutex); 
 #endif
 	}
 #endif