diff --git a/package.json b/package.json
index da7e07fd4..8b3a04e50 100644
--- a/package.json
+++ b/package.json
@@ -110,7 +110,7 @@
     "@types/jasmine": "2.5.38",
     "@types/node": "6.0.48",
     "@types/selenium-webdriver": "2.53.35",
-    "@types/source-map": "0.5.0",
+    "@types/source-map": "0.5.2",
     "@types/uglify-js": "2.6.28",
     "@types/webpack": "2.0.0",
     "angular2-router-loader": "0.3.5",
@@ -149,7 +149,7 @@
     "raw-loader": "0.5.1",
     "rimraf": "3.0.2",
     "semantic-release": "17.3.1",
-    "source-map": "0.7.3",
+    "source-map": "0.7.4",
     "source-map-loader": "0.2.4",
     "string-replace-loader": "1.3.0",
     "style-loader": "0.23.1",