diff --git a/.gitignore b/.gitignore
index ecc0f25..c16497a 100644
--- a/.gitignore
+++ b/.gitignore
@@ -4,3 +4,4 @@ node_modules
 .vscode
 .alm/
 .editorconfig
+npm-debug.log
\ No newline at end of file
diff --git a/package.json b/package.json
index 10c592d..f7114a7 100644
--- a/package.json
+++ b/package.json
@@ -26,5 +26,8 @@
   "dependencies": {
     "immutable": "^3.8.1",
     "redux": "^3.5.2"
+  },
+  "devDependencies": {
+    "typescript": "1.8.10"
   }
 }