diff --git a/ompi/mca/rcache/rb/rcache_rb_tree.c b/ompi/mca/rcache/rb/rcache_rb_tree.c
index 4f7bbfb843..2dff06770d 100644
--- a/ompi/mca/rcache/rb/rcache_rb_tree.c
+++ b/ompi/mca/rcache/rb/rcache_rb_tree.c
@@ -68,7 +68,7 @@ struct mca_rcache_rb_tree_item_t * mca_rcache_rb_tree_find(
         copy = OBJ_NEW(mca_rcache_rb_tree_item_t); 
         *copy = *found; 
     }
-    OPAL_THREAD_UNLOCK(&rb_moduel->rb_lock);
+    OPAL_THREAD_UNLOCK(&rb_module->rb_lock);
     return copy;
 }