diff --git a/src/proto_http.c b/src/proto_http.c
index ec1e180..c5debca 100644
--- a/src/proto_http.c
+++ b/src/proto_http.c
@@ -8340,7 +8340,7 @@
 
 	*value = value_start;
 	*value_l = value_end - value_start;
-	return 1;
+	return value_end != value_start;
 }
 
 static int