diff --git a/ompi/mca/btl/mx/btl_mx.c b/ompi/mca/btl/mx/btl_mx.c
index 42d82f3995..d6bc977784 100644
--- a/ompi/mca/btl/mx/btl_mx.c
+++ b/ompi/mca/btl/mx/btl_mx.c
@@ -419,6 +419,8 @@ int mca_btl_mx_send( struct mca_btl_base_module_t* btl,
 int mca_btl_mx_finalize( struct mca_btl_base_module_t* btl )
 {
     mca_btl_mx_module_t* mx_btl = (mca_btl_mx_module_t*) btl; 
+
+    mx_close_endpoint(mx_btl->mx_endpoint);
     
     OBJ_DESTRUCT( &mx_btl->mx_lock );
     OBJ_DESTRUCT( &mx_btl->mx_peers );