diff --git a/electrum b/electrum
index 90f84327a..23b79389d 100755
--- a/electrum
+++ b/electrum
@@ -37,6 +37,7 @@ elif is_bundle and sys.platform=='darwin':
 
 # pure-python dependencies need to be imported here for pyinstaller
 try:
+    import dns
     import aes
     import ecdsa
     import requests