diff --git a/.github/actions/e2e/slack/notify/action.yaml b/.github/actions/e2e/slack/notify/action.yaml
index a756c62ec062..3e04dccce929 100644
--- a/.github/actions/e2e/slack/notify/action.yaml
+++ b/.github/actions/e2e/slack/notify/action.yaml
@@ -24,11 +24,12 @@ runs:
       shell: bash
       env:
         SUITE: ${{ inputs.suite }}
+        WORKFLOW: ${{ inputs.workflow_trigger }}
       run: |
-        if [[ ${{ inputs.workflow_trigger == 'private_cluster' || inputs.workflow_trigger == 'soak'}} ]]; then
-          SUITE=${{ inputs.workflow_trigger }}
+        if [[ "$WORKFLOW" == 'private_cluster' || "$WORKFLOW" == 'soak' ]]; then
+          SUITE="$WORKFLOW"
         fi
-        if [[ ${{ github.event_name }} == "schedule" && inputs.suite != "soak" ]]; then
+        if [[ ${{ github.event_name }} == "schedule" && "$WORKFLOW" != "soak" ]]; then
           RUN_NAME="$SUITE-periodic"
         elif [[ ${{ github.event_name }} == "schedule" ]]; then
           RUN_NAME="soak-periodic"