diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8d64b5f076e48..e345964660d7e 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -31,7 +31,7 @@ defaults:
   run:
     shell: bash
 concurrency:
-  group: "${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}"
+  group: "${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}"
   cancel-in-progress: true
 jobs:
   pr:
diff --git a/src/ci/github-actions/ci.yml b/src/ci/github-actions/ci.yml
index 8907d643182d0..e5487b3e746be 100644
--- a/src/ci/github-actions/ci.yml
+++ b/src/ci/github-actions/ci.yml
@@ -301,7 +301,7 @@ defaults:
 concurrency:
   # For a given workflow, if we push to the same PR, cancel all previous builds on that PR.
   # If the push is not attached to a PR, we will cancel all builds related to the same commit SHA.
-  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.ref }}
+  group: ${{ github.workflow }}-${{ github.event.pull_request.number || github.sha }}
   cancel-in-progress: true
 
 jobs: