diff --git a/.github/workflows/cron_benchmarks_search_songs.yml b/.github/workflows/cron_benchmarks_search_songs.yml
index 018c20817..d15cc7ab6 100644
--- a/.github/workflows/cron_benchmarks_search_songs.yml
+++ b/.github/workflows/cron_benchmarks_search_songs.yml
@@ -34,7 +34,7 @@ jobs:
         id: commit_sha
       - name: Set file basename with format "dataset_branch_commitSHA"
         shell: bash
-        run: echo "##[set-output name=basename;]$(echo ${BENCH_NAME}${{ steps.normalized_current_branch.outputs.name }}_${{ steps.commit_sha.outputs.short }})"
+        run: echo "##[set-output name=basename;]$(echo ${BENCH_NAME}_${{ steps.normalized_current_branch.outputs.name }}_${{ steps.commit_sha.outputs.short }})"
         id: file
 
       # Run benchmarks
diff --git a/.github/workflows/cron_benchmarks_search_wiki.yml b/.github/workflows/cron_benchmarks_search_wiki.yml
index 78f940e38..c73e8c037 100644
--- a/.github/workflows/cron_benchmarks_search_wiki.yml
+++ b/.github/workflows/cron_benchmarks_search_wiki.yml
@@ -34,7 +34,7 @@ jobs:
         id: commit_sha
       - name: Set file basename with format "dataset_branch_commitSHA"
         shell: bash
-        run: echo "##[set-output name=basename;]$(echo ${BENCH_NAME}${{ steps.normalized_current_branch.outputs.name }}_${{ steps.commit_sha.outputs.short }})"
+        run: echo "##[set-output name=basename;]$(echo ${BENCH_NAME}_${{ steps.normalized_current_branch.outputs.name }}_${{ steps.commit_sha.outputs.short }})"
         id: file
 
       # Run benchmarks