diff --git a/package-lock.json b/package-lock.json
index 8bbdb47..13a95a7 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1640,7 +1640,7 @@
       "dependencies": {
         "assert-plus": {
           "version": "1.0.0",
-          "resolved": "https://npm.onfido.co.uk:443/assert-plus/-/assert-plus-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
           "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
         }
       }
@@ -2378,7 +2378,7 @@
       "dependencies": {
         "assert-plus": {
           "version": "1.0.0",
-          "resolved": "https://npm.onfido.co.uk:443/assert-plus/-/assert-plus-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
           "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
         }
       }
@@ -3412,7 +3412,7 @@
       "dependencies": {
         "assert-plus": {
           "version": "1.0.0",
-          "resolved": "https://npm.onfido.co.uk:443/assert-plus/-/assert-plus-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
           "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
         }
       }
@@ -4800,15 +4800,6 @@
         "xtend": "4.0.1"
       }
     },
-    "string_decoder": {
-      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
-      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
-      "dev": true,
-      "requires": {
-        "safe-buffer": "5.1.1"
-      }
-    },
     "string-length": {
       "version": "1.0.1",
       "resolved": "https://registry.npmjs.org/string-length/-/string-length-1.0.1.tgz",
@@ -4829,6 +4820,15 @@
         "strip-ansi": "3.0.1"
       }
     },
+    "string_decoder": {
+      "version": "1.0.3",
+      "resolved": "https://registry.npmjs.org/string_decoder/-/string_decoder-1.0.3.tgz",
+      "integrity": "sha512-4AH6Z5fzNNBcH+6XDMfA/BTt87skxqJlO0lAh3Dker5zThcAxG6mKz+iGu308UKoPPQ8Dcqx/4JhujzltRa+hQ==",
+      "dev": true,
+      "requires": {
+        "safe-buffer": "5.1.1"
+      }
+    },
     "stringstream": {
       "version": "0.0.5",
       "resolved": "https://registry.npmjs.org/stringstream/-/stringstream-0.0.5.tgz",
@@ -5123,7 +5123,7 @@
       "dependencies": {
         "assert-plus": {
           "version": "1.0.0",
-          "resolved": "https://npm.onfido.co.uk:443/assert-plus/-/assert-plus-1.0.0.tgz",
+          "resolved": "https://registry.npmjs.org/assert-plus/-/assert-plus-1.0.0.tgz",
           "integrity": "sha1-8S4PPF13sLHN2RRpQuTpbB5N1SU="
         }
       }
diff --git a/package.json b/package.json
index 896810f..f9f025c 100644
--- a/package.json
+++ b/package.json
@@ -3,11 +3,14 @@
   "version": "1.3.0",
   "description": "Redux store chunk creator",
   "main": "./lib/index.js",
+  "files": [
+    "lib"
+  ],
   "scripts": {
     "build": "babel -d lib/ src/",
     "test": "jest",
     "test:coverage": "jest --coverage",
-    "prepublish": "npm run build",
+    "prepublish": "npm run build && npm run test",
     "coveralls": "cat ./coverage/lcov.info | node node_modules/.bin/coveralls"
   },
   "author": "Kai Moseley",