diff --git a/compose.yml b/compose.yml
index 3ba4a6b296..9401d3d2bd 100644
--- a/compose.yml
+++ b/compose.yml
@@ -4,3 +4,5 @@ services:
     working_dir: /app
     volumes:
       - .:/app
+    environment:
+      RUBY_YJIT_ENABLE: true