diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index d5c2319..96cd29d 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -1,13 +1,13 @@
 repos:
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: v0.9.10
+    rev: v0.15.6
     hooks:
       - id: ruff
         args: [--fix]
       - id: ruff-format
 
   - repo: https://github.com/compilerla/conventional-pre-commit
-    rev: v4.1.0
+    rev: v4.4.0
     hooks:
       - id: conventional-pre-commit
         stages: [commit-msg]
\ No newline at end of file
diff --git a/Makefile b/Makefile
index 1db9a4f..57460b8 100644
--- a/Makefile
+++ b/Makefile
@@ -17,12 +17,12 @@ test-docker:
 	docker compose -f docker-compose.yml -f docker-compose.test.yml down
 
 lint:
-	uv run ruff check src/ tests/
-	uv run ruff format --check src/ tests/
+	uv run ruff check src/
+	uv run ruff format --check src/
 
 lint-fix:
-	uv run ruff check --fix src/ tests/
-	uv run ruff format src/ tests/
+	uv run ruff check --fix src/
+	uv run ruff format src/
 
 typecheck:
 	uv run mypy src/
diff --git a/src/proxy_pool/accounts/models.py b/src/proxy_pool/accounts/models.py
index c57ea6b..ff07e86 100644
--- a/src/proxy_pool/accounts/models.py
+++ b/src/proxy_pool/accounts/models.py
@@ -9,7 +9,7 @@ from sqlalchemy.orm import Mapped, mapped_column, relationship
 from proxy_pool.db.base import Base, TimestampMixin, UUIDPrimaryKeyMixin
 
 
-class CreditTxType(str, enum.Enum):
+class CreditTxType(str, enum.StrEnum):
     PURCHASE = "purchase"
     ACQUIRE = "acquire"
     REFUND = "refund"
diff --git a/src/proxy_pool/proxy/models.py b/src/proxy_pool/proxy/models.py
index a7ffd5c..d1faf7f 100644
--- a/src/proxy_pool/proxy/models.py
+++ b/src/proxy_pool/proxy/models.py
@@ -18,20 +18,20 @@ from sqlalchemy.orm import Mapped, mapped_column, relationship
 from proxy_pool.db.base import Base, TimestampMixin, UUIDPrimaryKeyMixin
 
 
-class ProxyProtocol(str, enum.Enum):
+class ProxyProtocol(str, enum.StrEnum):
     HTTP = "http"
     HTTPS = "https"
     SOCKS4 = "socks4"
     SOCKS5 = "socks5"
 
 
-class ProxyStatus(str, enum.Enum):
+class ProxyStatus(str, enum.StrEnum):
     UNCHECKED = "unchecked"
     ACTIVE = "active"
     DEAD = "dead"
 
 
-class AnonymityLevel(str, enum.Enum):
+class AnonymityLevel(str, enum.StrEnum):
     TRANSPARENT = "transparent"
     ANONYMOUS = "anonymous"
     ELITE = "elite"