diff --git a/subjects/devops/concat_string/README.md b/subjects/devops/concat_string/README.md
index c5d39a51..12521b27 100644
--- a/subjects/devops/concat_string/README.md
+++ b/subjects/devops/concat_string/README.md
@@ -22,7 +22,7 @@ This will output:
 
 ```console
 $ python3 test.py
-<expected output>
+Hello World
 $
 ```