diff --git a/src/runtime/ompi_progress.c b/src/runtime/ompi_progress.c
index f8ebb2121f..efd5337e45 100644
--- a/src/runtime/ompi_progress.c
+++ b/src/runtime/ompi_progress.c
@@ -5,7 +5,7 @@
 
 void ompi_progress(void)
 {
-    ompi_event_loop(OMPI_EVLOOP_ONCE);
+    ompi_event_loop(OMPI_EVLOOP_NONBLOCK);
     mca_pml.pml_progress();
 }