diff --git a/README.md b/README.md
index 5fc198a..3425385 100644
--- a/README.md
+++ b/README.md
@@ -126,7 +126,7 @@ The `secret` provided in `config.json` will be used by [express-session](https:/
     - *Application name*: the name of your blog
     - *Homepage URL*: the URL of your *schnack* instance (e.g. https://schnack.example.com)
     - *Application description*: the description of your blog
-    - *Authorization callack URL*: the URL of your *schnack* instance followed by `/auth/github/callback` (e.g. https://schnack.example.com/auth/github/callback)
+    - *Authorization callback URL*: the URL of your *schnack* instance followed by `/auth/github/callback` (e.g. https://schnack.example.com/auth/github/callback)
 
 ### Google