diff --git a/npm-shrinkwrap.json b/npm-shrinkwrap.json
index 7f51e8741b..0d678d1e2e 100644
--- a/npm-shrinkwrap.json
+++ b/npm-shrinkwrap.json
@@ -34,11 +34,8 @@
     },
     "definition-header": {
       "version": "0.3.1",
-      "from": "definition-header@>=0.3.1 <0.4.0"
-    },
-    "definition-tester": {
-      "version": "0.5.2",
-      "from": "definition-tester@0.5.2"
+      "from": "definition-header@0.3.1",
+      "resolved": "https://registry.npmjs.org/definition-header/-/definition-header-0.3.1.tgz"
     },
     "findup-sync": {
       "version": "0.3.0",
@@ -194,11 +191,6 @@
       "from": "type-detect@>=0.1.2 <0.2.0",
       "resolved": "https://registry.npmjs.org/type-detect/-/type-detect-0.1.2.tgz"
     },
-    "typescript": {
-      "version": "1.8.7",
-      "from": "typescript@1.8.7",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-1.8.7.tgz"
-    },
     "wordwrap": {
       "version": "0.0.3",
       "from": "wordwrap@>=0.0.2 <0.1.0",