From c012afb73159322e3748967a438a9dce4668da9d Mon Sep 17 00:00:00 2001
From: Jan Tattermusch <jtattermusch@google.com>
Date: Wed, 5 Dec 2018 16:56:48 +0100
Subject: fix macos PR jobs on high-sierra workers

---
 tools/internal_ci/helper_scripts/prepare_build_macos_rc | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'tools')

diff --git a/tools/internal_ci/helper_scripts/prepare_build_macos_rc b/tools/internal_ci/helper_scripts/prepare_build_macos_rc
index eba05449e8..bafe0d98c1 100644
--- a/tools/internal_ci/helper_scripts/prepare_build_macos_rc
+++ b/tools/internal_ci/helper_scripts/prepare_build_macos_rc
@@ -35,7 +35,7 @@ export GOOGLE_APPLICATION_CREDENTIALS=${KOKORO_GFILE_DIR}/GrpcTesting-d0eeee2db3
 if [ -n "$KOKORO_GITHUB_PULL_REQUEST_NUMBER" ]; then
   set +x
   brew update
-  brew install jq
+  brew install jq || brew upgrade jq
   ghprbTargetBranch=$(curl -s https://api.github.com/repos/grpc/grpc/pulls/$KOKORO_GITHUB_PULL_REQUEST_NUMBER | jq -r .base.ref)
   export RUN_TESTS_FLAGS="$RUN_TESTS_FLAGS --filter_pr_tests --base_branch origin/$ghprbTargetBranch"
 
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