diff --git a/srcpkgs/bup/template b/srcpkgs/bup/template
index 029e6de7881..8bec5f8bdc9 100644
--- a/srcpkgs/bup/template
+++ b/srcpkgs/bup/template
@@ -11,6 +11,7 @@ license="LGPL-2.0-only"
 homepage="https://github.com/bup/bup"
 distfiles="https://github.com/bup/bup/archive/${version}.tar.gz"
 checksum=5238f045c220278a165fff528ea32288f2752db2e1ac15704e849b71cddda0b2
+python_version=2 #unverified
 nocross=yes
 
 pre_configure() {