diff --git a/.github/workflows/check-reproducibility.yml b/.github/workflows/check-reproducibility.yml
index 5e153c6963..61b7ab41e2 100644
--- a/.github/workflows/check-reproducibility.yml
+++ b/.github/workflows/check-reproducibility.yml
@@ -3,7 +3,6 @@ on: [push, pull_request]
 jobs:
   test:
     strategy:
-      fail-fast: false
       matrix:
         maven: [ '3.9.2' ]
     runs-on: ubuntu-latest
diff --git a/Makefile b/Makefile
index f2ae84eb7d..7a37fd6b48 100644
--- a/Makefile
+++ b/Makefile
@@ -133,8 +133,9 @@ clean-local:
 
 check-merges-reproducibility:
 	@echo "Running replay_merge for each idx in parallel..."
-	@tail -n +2 $(CSV_RESULTS) | awk -F, '{print $$1}' | parallel --progress --bar -u --halt now,fail=1 -j $(NUM_PROCESSES) 'python3 src/python/replay_merge.py --merges_csv $(CSV_RESULTS) -delete_workdir --idx {}'
-
+	@tail -n +2 $(CSV_RESULTS) | awk -F, '{print $$1}' | while read idx; do \
+		python3 src/python/replay_merge.py --merges_csv $$(CSV_RESULTS) --delete_workdir --idx $$idx; \
+	done
 protect-repos:
 	find repos -mindepth 1 -type d -exec chmod a-w {} +