diff --git a/orte/mca/rmaps/rmaps.h b/orte/mca/rmaps/rmaps.h
index 22869437fb..e15ed217a9 100644
--- a/orte/mca/rmaps/rmaps.h
+++ b/orte/mca/rmaps/rmaps.h
@@ -49,6 +49,10 @@
 
 #include "orte/mca/rmaps/rmaps_types.h"
 
+#if defined(c_plusplus) || defined(__cplusplus)
+extern "C" {
+#endif
+
 /*
  * rmaps module functions
  */
@@ -135,5 +139,8 @@ typedef orte_rmaps_base_component_1_3_0_t orte_rmaps_base_component_t;
 /* global structure for accessing RMAPS modules */
 ORTE_DECLSPEC extern orte_rmaps_base_module_t orte_rmaps;
 
+#if defined(c_plusplus) || defined(__cplusplus)
+}
 #endif
 
+#endif
\ No newline at end of file