1 files changed, 1 insertions, 1 deletions
diff --git a/dmydln.c b/dmydln.c
index 0fc0a5325e..d05cda0b8e 100644
--- a/dmydln.c
+++ b/dmydln.c
@@ -6,5 +6,5 @@ dln_load(const char *file)
 {
     rb_loaderror("this executable file can't load extension libraries");
 
-    UNREACHABLE;
+    UNREACHABLE_RETURN(NULL);
 }