diff --git a/pkgs/applications/version-management/bazaar/default.nix b/pkgs/applications/version-management/bazaar/default.nix
index a397acddbcf..47d667a0c06 100644
--- a/pkgs/applications/version-management/bazaar/default.nix
+++ b/pkgs/applications/version-management/bazaar/default.nix
@@ -1,4 +1,6 @@
-{ stdenv, fetchurl, python2Packages }:
+{ stdenv, fetchurl, python2Packages
+, withSFTP ? true
+ }:
 
 python2Packages.buildPythonApplication rec {
   version = "2.7";
@@ -12,6 +14,9 @@ python2Packages.buildPythonApplication rec {
 
   doCheck = false;
 
+  propagatedBuildInputs = []
+  ++ stdenv.lib.optionals withSFTP [ python2Packages.paramiko ];
+
   # Bazaar can't find the certificates alone
   patches = [ ./add_certificates.patch ];
   postPatch = ''