From bd02f527956dafca0c3f1002cb700f38fd310b2c Mon Sep 17 00:00:00 2001
From: sebastian <sebastian.selander@gmail.com>
Date: Sun, 2 Apr 2023 13:48:11 +0200
Subject: [PATCH] Fixed structure a bit morer

---
 README.md | 1 +
 1 file changed, 1 insertion(+)

diff --git a/README.md b/README.md
index afd3239..7266b86 100644
--- a/README.md
+++ b/README.md
@@ -13,6 +13,7 @@ Using the Hindley-Milner type checker: `./language -t hm example.crf`
 
 Using the bidirectional type checker: `./language -t bi example.crf`
 
+The program to compile has to have the file extension `.crf`
 # Syntax and quirks
 
 The syntactic requirements differ a bit using the different type checkers.