diff --git a/examples/flaskr/README b/examples/flaskr/README
index ab668d67..eed6f6cf 100644
--- a/examples/flaskr/README
+++ b/examples/flaskr/README
@@ -21,7 +21,7 @@
 
       3. instruct flask to use the right application
 
-         export FLASK_APP="flaskr.factory:create_app()"
+         export FLASK_APP="flaskr.factory:create_app"
 
       4. initialize the database with this command: