diff --git a/.github/actions/publish-bazel-test-results/action.yml b/.github/actions/publish-bazel-test-results/action.yml
index 479653aa4754b..307282d990827 100644
--- a/.github/actions/publish-bazel-test-results/action.yml
+++ b/.github/actions/publish-bazel-test-results/action.yml
@@ -30,6 +30,11 @@ runs:
           echo '<?xml version="1.0" encoding="UTF-8"?><testsuites/>' >> "${{ inputs.merged-results }}"
         fi
 
+    - name: Add hostname to testsuites
+      shell: bash
+      run: |
+        xmlstarlet ed --inplace -i '/testsuites/testsuite' -t attr -n hostname -v "${{ runner.name }}" "${{ inputs.merged-results }}"
+
     - name: Upload report as artifact
       if: inputs.artifact-name != ''
       uses: actions/upload-artifact@v4
diff --git a/apt-requirements.txt b/apt-requirements.txt
index 8c90ad0d35a80..fff10bd5848b5 100644
--- a/apt-requirements.txt
+++ b/apt-requirements.txt
@@ -48,6 +48,7 @@ python3-urllib3
 python3-wheel
 srecord
 tree
+xmlstarlet
 xsltproc
 zlib1g-dev
 xz-utils