diff --git a/utilities.py b/utilities.py
index 6e1604b9..60a9c100 100644
--- a/utilities.py
+++ b/utilities.py
@@ -15,7 +15,7 @@ def checkoutUsingGitWorktree():
             "bash",
             "-xc",
             util.Interpolate(
-                """
+                r"""
   d=/mnt/packages/
   cd "$d"
   revision="%(prop:revision)s"
diff --git a/utils.py b/utils.py
index 55817fd7..9797e560 100644
--- a/utils.py
+++ b/utils.py
@@ -707,5 +707,5 @@ def getMetric(hostname, metric):
 
 
 def read_template(template_name):
-    with open(f"/srv/buildbot/master/script_templates/{template_name}.sh", "r") as f:
+    with open(f"/srv/buildbot/master/script_templates/{template_name}.sh") as f:
         return f.read()