diff --git a/parse.y b/parse.y
index a06416d..5a72bf4 100644
--- a/parse.y
+++ b/parse.y
@@ -497,6 +497,7 @@ fastcgi		: string {
 				fatal("asprintf");
 			loc->fcgi = fastcgi_conf($2, c);
 			free($2);
+			free(c);
 		}
 		| TCP string {
 			loc->fcgi = fastcgi_conf($2, "9000");