diff --git a/src/sample/simple.py b/src/sample/simple.py
index c929f885..462e873b 100644
--- a/src/sample/simple.py
+++ b/src/sample/simple.py
@@ -1,2 +1,2 @@
 def add_one(number):
-    return number + 1
+    return number + 1;