diff --git a/.gitignore b/.gitignore
index 8bca619..bd6f7ae 100644
--- a/.gitignore
+++ b/.gitignore
@@ -3,3 +3,9 @@ dist
 *.tsbuildinfo
 .env
 .env.local
+
+# Prevent compiled files in src directories
+packages/sample-game/src/**/*.js
+packages/sample-game/src/**/*.js.map
+packages/sample-game/src/**/*.d.ts
+packages/sample-game/src/**/*.d.ts.map