diff --git a/package.json b/package.json
index c700811..77c3099 100644
--- a/package.json
+++ b/package.json
@@ -7,12 +7,12 @@
   "main": "electron-main.js",
   "license": "GPLv3",
   "devDependencies": {
-    "bower": "^1.8",
+    "bower": "^1.8.8",
     "electron-packager": "^12.2.0",
     "http-server": "^0.11",
     "jasmine-core": "^3.1",
     "jshint": "^2.9.6",
-    "karma": "^3.1.1",
+    "karma": "^4.2.0",
     "karma-jasmine": "~1.1",
     "karma-junit-reporter": "^1.2",
     "karma-phantomjs-launcher": "^1.0.0",