diff --git a/package.json b/package.json
index 7c1097c1824c00cf08a3e4e1825c3a77b0d1c957..bd27863835e649a376816761111870c807008e92 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
     , "colors" : "0.5.0"
     , "sax" : "0.2.3"
     , "mimelib-noiconv" : "0.1.3"
-    , "jwcrypto": "https://github.com/mozilla/jwcrypto/tarball/e02d4ea"
+    , "jwcrypto": "https://github.com/mozilla/jwcrypto/tarball/de57b1891"
     , "postprocess": "0.0.3"
     , "urlparse": "0.0.1"
   }