diff --git a/package.json b/package.json
index 89e6a760..3481bc88 100644
--- a/package.json
+++ b/package.json
@@ -125,7 +125,7 @@
     "ascjs": "^2.4.0",
     "basichtml": "^0.21.0",
     "coveralls": "^3.0.2",
-    "drop-babel-typeof": "^1.0.1",
+    "drop-babel-typeof": "^1.0.3",
     "istanbul": "^0.4.5",
     "npm-dollar": "^2.1.3",
     "rollup": "^0.67.0",