diff --git a/src/vim9script.c b/src/vim9script.c
index 1999109..9ddc489 100644
--- a/src/vim9script.c
+++ b/src/vim9script.c
@@ -40,8 +40,8 @@
     int
 in_old_script(int max_version)
 {
-    return (current_sctx.sc_version <= max_version
-					 && !(cmdmod.cmod_flags & CMOD_VIM9CMD))
+    return (current_sctx.sc_version < max_version
+					&& !(cmdmod.cmod_flags & CMOD_VIM9CMD))
 		|| (cmdmod.cmod_flags & CMOD_LEGACY);
 }