diff --git a/pyproject.toml b/pyproject.toml
index 86073776a..17d42c9c1 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -57,7 +57,7 @@ dynamic = ["version"]
 
 [project.optional-dependencies]
 dev = [
-    "ruff >= 0.1.0",
+    "ruff == 0.1.4",
     "pytest",
     "pytest-cov[toml]",
     "pytest-xdist",