diff --git a/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/package.json b/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/package.json
index 94206a9f3a1..722c87cc323 100644
--- a/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/package.json
+++ b/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/package.json
@@ -1,5 +1,10 @@
 {
+  "private": true,
   "dependencies": {
     "isomorphic-fetch": "^2.2.1"
+  },
+  "devDependencies": {
+    "typescript": "^1.8.10",
+    "typings": "^0.8.1"
   }
-}
+}
\ No newline at end of file
diff --git a/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/tsconfig.json b/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/tsconfig.json
index ea2d7b83410..fc93dc1610e 100644
--- a/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/tsconfig.json
+++ b/modules/swagger-codegen/src/main/resources/TypeScript-Fetch/tsconfig.json
@@ -1,7 +1,6 @@
 {
   "compilerOptions": {
-    "target": "es5",
-    "sourceMap": true
+    "target": "es5"
   },
   "exclude": [
     "node_modules",