diff --git a/docs/csrf.rst b/docs/csrf.rst
index 7db4a729..a29eae5a 100644
--- a/docs/csrf.rst
+++ b/docs/csrf.rst
@@ -84,7 +84,7 @@ You can customize the error response using Flask's
 
     from flask_wtf.csrf import CSRFError
 
-    @app.errorhandler(CsrfError)
+    @app.errorhandler(CSRFError)
     def handle_csrf_error(e):
         return render_template('csrf_error.html', reason=e.description), 400