diff --git a/.gitignore b/.gitignore
index fccb8082923cbdf2088055e1489862884abd02c3..5dbfe3a1a0edc59e25b82ec47454b370c5e8ed31 100644
--- a/.gitignore
+++ b/.gitignore
@@ -20,3 +20,4 @@ docs/vale/styles/*
 
 .idea
 .venv
+.env
\ No newline at end of file
diff --git a/start-worker.sh b/start-worker.sh
index 3c18dd4422ae6d60e16c78f45aa7189659dd5ca9..cccd84bff48ebc3e7392e15847e8f898c5120ffb 100755
--- a/start-worker.sh
+++ b/start-worker.sh
@@ -4,4 +4,4 @@ set -o errexit
 set -o nounset
 
 cd /app
-python -m celery -A gso.worker worker --loglevel=info
+python -m celery -A gso.worker worker --loglevel=info --concurrency=1