diff --git a/package.json b/package.json
index 66c3cdac..a47edf61 100644
--- a/package.json
+++ b/package.json
@@ -118,7 +118,7 @@
     "ts-node": "~8.4.1",
     "tslint": "~5.20.0",
     "tslint-config-prettier": "^1.18.0",
-    "typescript": ">=3.4.0 <3.6.0"
+    "typescript": "^3.9.5"
   },
   "greenkeeper": {
     "ignore": [