diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index eb5fd42c..4091f3d6 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -8,9 +8,9 @@ repos:
       - id: end-of-file-fixer
       - id: check-merge-conflict
       - id: detect-aws-credentials
-        args: [ --allow-missing-credentials ]
+        args: [--allow-missing-credentials]
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.5.0
+    rev: v0.5.0 # ruff version
     hooks:
       - id: ruff-format
       - id: ruff
diff --git a/server/pyproject.toml b/server/pyproject.toml
index 5c3a601c..84f70f77 100644
--- a/server/pyproject.toml
+++ b/server/pyproject.toml
@@ -44,7 +44,7 @@ tests = [
 ]
 dev = [
     "psycopg2-binary",
-    "ruff",
+    "ruff == 0.5.0",
     "black",
     "pre-commit>=3.7.1",
     "gene-normalizer ~= 0.1.39",