diff --git a/packages/babel-core/package.json b/packages/babel-core/package.json
index 5441963c30..79970f5dd6 100644
--- a/packages/babel-core/package.json
+++ b/packages/babel-core/package.json
@@ -50,7 +50,7 @@
     "regenerator": "0.8.35",
     "shebang-regex": "^1.0.0",
     "slash": "^1.0.0",
-    "source-map": "^0.4.0",
+    "source-map": "^0.5.0",
     "source-map-support": "^0.2.10"
   },
   "devDependencies": {
diff --git a/packages/babel-generator/package.json b/packages/babel-generator/package.json
index bd369d8c1a..ffa5d59da0 100644
--- a/packages/babel-generator/package.json
+++ b/packages/babel-generator/package.json
@@ -18,7 +18,7 @@
     "is-integer": "^1.0.4",
     "lodash": "^3.10.1",
     "repeating": "^1.1.3",
-    "source-map": "^0.4.4",
+    "source-map": "^0.5.0",
     "trim-right": "^1.0.1"
   },
   "devDependencies": {