diff --git a/tools/internal_test.py b/tools/internal_test.py
index 16ed783..e040f80 100755
--- a/tools/internal_test.py
+++ b/tools/internal_test.py
@@ -90,6 +90,7 @@
 
 def git_pull():
   ensure_git_clean()
+  subprocess.check_call(['git', 'checkout', 'master'])
   subprocess.check_call(['git', 'pull'])
   return utils.get_HEAD_sha1()
 
diff --git a/tools/run_on_app.py b/tools/run_on_app.py
index bdb1df8..bab9b32 100755
--- a/tools/run_on_app.py
+++ b/tools/run_on_app.py
@@ -119,6 +119,7 @@
 # do Bug: #BUG in the commit message of disabling to ensure re-enabling
 DISABLED_PERMUTATIONS = [
     ('youtube', '12.10', 'dex'), # b/116089492
+    ('youtube', '12.10', 'proguarded'), # b/116089492
     ('gmscore', 'latest', 'deploy') # b/116575775
 ]