diff --git a/opal/runtime/opal_finalize.c b/opal/runtime/opal_finalize.c
index 5941c7d113..1755d5a7c2 100644
--- a/opal/runtime/opal_finalize.c
+++ b/opal/runtime/opal_finalize.c
@@ -29,6 +29,7 @@
 #include "opal/util/net.h"
 #include "opal/util/keyval_parse.h"
 #include "opal/util/show_help.h"
+#include "opal/util/opal_sos.h"
 #include "opal/memoryhooks/memory.h"
 #include "opal/mca/base/base.h"
 #include "opal/runtime/opal.h"
@@ -82,6 +83,9 @@ opal_finalize_util(void)
     /* finalize the trace system */
     opal_trace_finalize();
 
+    /* finalize the OPAL SOS system */
+    opal_sos_finalize();
+
     /* finalize the show_help system */
     opal_show_help_finalize();