diff --git a/pyproject.toml b/pyproject.toml
index 444ddfb..9fb9f11 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -32,7 +32,7 @@ dependencies = [
 optional-dependencies.dev = [
     "flake8-pyproject",
     "flake8-commas",
-    "flake8-isort",
+    "flake8-isort !=5.0.1, !=5.0.2",
     "flake8-bugbear",
     "flake8-simplify",
     "flake8-print",