diff --git a/package-lock.json b/package-lock.json
index c08bd76a..078fb5eb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -14981,9 +14981,9 @@
       }
     },
     "typescript": {
-      "version": "3.7.5",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.7.5.tgz",
-      "integrity": "sha512-/P5lkRXkWHNAbcJIiHPfRoKqyd7bsyCma1hZNUGfn20qm64T6ZBlrzprymeu918H+mB/0rIg2gGK/BXkhhYgBw==",
+      "version": "3.6.5",
+      "resolved": "https://registry.npmjs.org/typescript/-/typescript-3.6.5.tgz",
+      "integrity": "sha512-BEjlc0Z06ORZKbtcxGrIvvwYs5hAnuo6TKdNFL55frVDlB+na3z5bsLhFaIxmT+dPWgBIjMo6aNnTOgHHmHgiQ==",
       "dev": true
     },
     "uglify-js": {
diff --git a/package.json b/package.json
index b15df613..bd921bf1 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "tsickle": "^0.35.0",
     "tslib": "^1.10.0",
     "tslint": "^5.20.1",
-    "typescript": "3.7.5"
+    "typescript": "3.6.5"
   },
   "config": {
     "commitizen": {