diff --git a/src/misc/variables.c b/src/misc/variables.c
index 1b0d10e9561ae5456c583c33e5efda8ee574d830..9d95eec4cb75379d5432d22f29f45f6aa50fc12f 100644
--- a/src/misc/variables.c
+++ b/src/misc/variables.c
@@ -846,7 +846,7 @@ vlc_mutex_t *var_AcquireMutex( const char *name )
         return NULL;
 
     var_Get( p_global, name, &val );
-    vlc_mutex_lock( &val.p_address );
+    vlc_mutex_lock( val.p_address );
     return val.p_address;
 }