diff --git a/README.md b/README.md
index 86679d7abab522af5ce2af5172348d08dd75f19b..1d431d117ac8e727ba7019a86cc610d054b6988f 100644
--- a/README.md
+++ b/README.md
@@ -218,7 +218,7 @@ execute:
 There is an additional `cleanup` job that is always executed
 (even if previous jobs failed) and destroys all the runners
 by assigning `runner_count=0`.
-```
+```yaml
 cleanup:
   stage: cleanup
   tags: