diff --git a/bookie/package.json b/bookie/package.json
index 0fd2d7a..0c3b7e5 100644
--- a/bookie/package.json
+++ b/bookie/package.json
@@ -65,7 +65,7 @@
     "protractor": "~7.0.0",
     "standard-version": "^9.0.0",
     "ts-node": "^9.0.0",
-    "typescript": "^4.0.5"
+    "typescript": "~4.0.5"
   },
   "husky": {
     "hooks": {