diff --git a/roles/taskotron/buildmaster-configure/templates/ci.master.cfg.j2 b/roles/taskotron/buildmaster-configure/templates/ci.master.cfg.j2
index d1bf48e86e..379a6be09f 100644
--- a/roles/taskotron/buildmaster-configure/templates/ci.master.cfg.j2
+++ b/roles/taskotron/buildmaster-configure/templates/ci.master.cfg.j2
@@ -118,6 +118,7 @@ c['schedulers'].append(ForceScheduler(
 from buildbot.process.factory import BuildFactory
 from buildbot.steps.source.git import Git
 from buildbot.steps.shell import ShellCommand
+from buildbot.process.properties import Interpolate
 
 
 def create_test_factory(repo_name, func=True):