Update README.md

saadmanrafat · web-flow · commit 4a58899ed3c9 · 2021-02-18T23:30:54.000+06:00
diff --git a/README.md b/README.md
@@ -46,7 +46,7 @@ Store Twitter credentials at `~/.twitter-keys.yaml`.
 ~$ vim ~/.twitter-keys.yaml
 ```
 
-```
+```yaml
 keys:
   consumer_key: CONSUMER_KEY
   consumer_secret: CONSUMER_SECRET
