diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..c2658d7
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+node_modules/
diff --git a/package.json b/package.json
index 0166e0b..f82b1b6 100644
--- a/package.json
+++ b/package.json
@@ -9,6 +9,7 @@
     "babel-jest": "^24.9.0",
     "jest": "^24.9.0",
     "lodash": "^4.17.15",
+    "memoize-getters": "^1.1.0",
     "redux": "^4.0.4",
     "updeep": "^1.2.0"
   },