diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 7b7eb48b51..bf2ac7a196 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -149,7 +149,7 @@ repos:
     - flake8-2020 >= 1.6.0
     - flake8-docstrings >= 1.5.0
     - flake8-pytest-style >= 1.2.2
-    - wemake-python-styleguide ~= 0.15.0
+    - wemake-python-styleguide >= 0.16.1
 
 - repo: https://github.com/pre-commit/mirrors-mypy.git
   rev: v0.910
diff --git a/proxy/http/websocket/frame.py b/proxy/http/websocket/frame.py
index 7cccbcb067..af6e0c7e9e 100644
--- a/proxy/http/websocket/frame.py
+++ b/proxy/http/websocket/frame.py
@@ -178,6 +178,6 @@ def apply_mask(data: bytes, mask: bytes) -> bytes:
 
     @staticmethod
     def key_to_accept(key: bytes) -> bytes:
-        sha1 = hashlib.sha1()
+        sha1 = hashlib.sha1()   # noqa: S324
         sha1.update(key + WebsocketFrame.GUID)
         return base64.b64encode(sha1.digest())