diff --git a/opal/runtime/opal_progress.c b/opal/runtime/opal_progress.c
index d17733c82a..19b180f6cf 100644
--- a/opal/runtime/opal_progress.c
+++ b/opal/runtime/opal_progress.c
@@ -301,7 +301,7 @@ opal_progress(void)
         sched_yield();
 #endif  /* defined(__WINDOWS__) */
     }
-#endif  /* defined(__WINDOWS__) || defined(HAVE_SCHED_YIELD_) */
+#endif  /* defined(__WINDOWS__) || defined(HAVE_SCHED_YIELD) */
 }