diff --git a/packages/types/package.json b/packages/types/package.json
index 9e15cfadd4..1fc8d52b9a 100644
--- a/packages/types/package.json
+++ b/packages/types/package.json
@@ -23,7 +23,7 @@
         "@0xproject/tslint-config": "^0.4.6",
         "shx": "^0.2.2",
         "tslint": "5.8.0",
-        "typescript": "2.7.1"
+        "typescript": "2.7.1",
         "web3-typescript-typings": "^0.9.8"
     },
     "dependencies": {
diff --git a/packages/utils/package.json b/packages/utils/package.json
index dc0a79f0ab..e276d5e5a6 100644
--- a/packages/utils/package.json
+++ b/packages/utils/package.json
@@ -26,7 +26,7 @@
         "npm-run-all": "^4.1.2",
         "shx": "^0.2.2",
         "tslint": "5.8.0",
-        "typescript": "2.7.1"
+        "typescript": "2.7.1",
         "web3-typescript-typings": "^0.9.8"
     },
     "dependencies": {