diff --git a/Scanner.pas b/Scanner.pas
index ccb767a..d445449 100644
--- a/Scanner.pas
+++ b/Scanner.pas
@@ -2187,7 +2187,7 @@ else begin
                      if not tcPtr^.expandEnabled then
                         inhibit := true;
                      if tcPtr = pptr^.tokens then
-                        if (mPtr <> nil) and (mPtr^.parameters > 0) then
+                        if (mPtr <> nil) and (mPtr^.parameters >= 0) then
                            inhibit := true;
                      if (mPtr <> nil) and (not inhibit) then
                         Expand(mPtr)