diff --git a/builders.py b/builders.py
index b7379ece71f2..b6d72bc4dd58 100644
--- a/builders.py
+++ b/builders.py
@@ -113,7 +113,9 @@ def create_builder_factory():
         haltOnFailure=True,
         name="Clobber build dir"))
     f.addStep(steps.Git(
-        repourl=config.repos["yocto-autobuilder-helper"][0],
+        repourl=util.Interpolate("%(prop:repository:~%(kw:repository)s)s",
+                                 repository=config.repos["yocto-autobuilder-helper"][0]
+                                 ),
         branch=config.repos["yocto-autobuilder-helper"][1],
         workdir=util.Interpolate("%(prop:builddir)s/yocto-autobuilder-helper"),
         mode='incremental',
@@ -300,7 +302,9 @@ def create_parent_builder_factory(buildername, waitname):
                     name="Clobber build dir"))
     # check out the source
     factory.addStep(steps.Git(
-        repourl=config.repos["yocto-autobuilder-helper"][0],
+        repourl=util.Interpolate("%(prop:repository:~%(kw:repository)s)s",
+                                 repository=config.repos["yocto-autobuilder-helper"][0]
+                                 ),
         branch=config.repos["yocto-autobuilder-helper"][1],
         workdir=util.Interpolate("%(prop:builddir)s/yocto-autobuilder-helper"),
         mode='incremental',