diff --git a/package.json b/package.json
index 1604ced03..c3fce2ffe 100644
--- a/package.json
+++ b/package.json
@@ -35,7 +35,7 @@
     "mkdirp": "0.3.5",
     "keytar": "0.15.1",
     "less-cache": "0.10.0",
-    "mixto": "~0.4.0",
+    "mixto": "1.x",
     "nslog": "0.3.0",
     "oniguruma": "0.26.0",
     "optimist": "0.4.0",