diff --git a/ui-shared.c b/ui-shared.c
index d4c4bb9..1e3c131 100644
--- a/ui-shared.c
+++ b/ui-shared.c
@@ -82,7 +82,7 @@ const char *cgit_rooturl(void)
 
 const char *cgit_loginurl(void)
 {
-	static const char *login_url = 0;
+	static const char *login_url;
 	if (!login_url)
 		login_url = fmtalloc("%s?p=login", cgit_rooturl());
 	return login_url;