diff --git a/pkgs/top-level/python-packages.nix b/pkgs/top-level/python-packages.nix
index 371202f0e3a..33370008bc6 100644
--- a/pkgs/top-level/python-packages.nix
+++ b/pkgs/top-level/python-packages.nix
@@ -825,7 +825,7 @@ in modules // {
     windowsSupport = true;
 
     propagatedBuildInputs = with self; [
-      paramiko jinja2 pyyaml httplib2 boto six
+      pycrypto paramiko jinja2 pyyaml httplib2 boto six
     ] ++ optional windowsSupport pywinrm;
 
     meta = {