diff --git a/varnish.spec b/varnish.spec
index 4c20a0c..4587351 100644
--- a/varnish.spec
+++ b/varnish.spec
@@ -17,7 +17,7 @@
 
 
 #Compat macro for new _fillupdir macro introduced in Nov 2017
-%if 0%{!?_fillupdir}
+%if !0%{?_fillupdir:1}
 %	define _fillupdir /var/adm/fillup-templates
 %endif