diff --git a/cement/ext/ext_redis.py b/cement/ext/ext_redis.py
index 7db45da3..8e7a2fb9 100644
--- a/cement/ext/ext_redis.py
+++ b/cement/ext/ext_redis.py
@@ -92,7 +92,7 @@ class RedisCacheHandler(cache.CacheHandler):
         if res is None:
             return fallback
         else:
-            return res.decode('utf-8')  # type: ignore
+            return res.decode('utf-8')
 
     def set(self, key: str, value: Any, time: Optional[int] = None, **kw: Any) -> None:
         """
@@ -128,7 +128,7 @@ class RedisCacheHandler(cache.CacheHandler):
             otherwise
         """
         res = self.r.delete(key)
-        return int(res) > 0  # type: ignore
+        return int(res) > 0
 
     def purge(self, **kw: Any) -> None:
         """
@@ -139,7 +139,7 @@ class RedisCacheHandler(cache.CacheHandler):
         """
         keys = self.r.keys('*')
         if keys:
-            self.r.delete(*keys)  # type: ignore
+            self.r.delete(*keys)
 
 
 def load(app: App) -> None:
diff --git a/pdm.lock b/pdm.lock
index 83c2fe83..59d9a28d 100644
--- a/pdm.lock
+++ b/pdm.lock
@@ -767,7 +767,7 @@ files = [
 
 [[package]]
 name = "redis"
-version = "5.2.1"
+version = "6.0.0"
 requires_python = ">=3.8"
 summary = "Python client for Redis database and key-value store"
 groups = ["redis"]
@@ -775,8 +775,8 @@ dependencies = [
     "async-timeout>=4.0.3; python_full_version < \"3.11.3\"",
 ]
 files = [
-    {file = "redis-5.2.1-py3-none-any.whl", hash = "sha256:ee7e1056b9aea0f04c6c2ed59452947f34c4940ee025f5dd83e6a6418b6989e4"},
-    {file = "redis-5.2.1.tar.gz", hash = "sha256:16f2e22dff21d5125e8481515e386711a34cbec50f0e44413dd7d9c060a54e0f"},
+    {file = "redis-6.0.0-py3-none-any.whl", hash = "sha256:a2e040aee2cdd947be1fa3a32e35a956cd839cc4c1dbbe4b2cdee5b9623fd27c"},
+    {file = "redis-6.0.0.tar.gz", hash = "sha256:5446780d2425b787ed89c91ddbfa1be6d32370a636c8fdb687f11b1c26c1fa88"},
 ]
 
 [[package]]
@@ -798,29 +798,29 @@ files = [
 
 [[package]]
 name = "ruff"
-version = "0.11.5"
+version = "0.11.8"
 requires_python = ">=3.7"
 summary = "An extremely fast Python linter and code formatter, written in Rust."
 groups = ["dev"]
 files = [
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-    {file = "ruff-0.11.5-py3-none-macosx_11_0_arm64.whl", hash = "sha256:4bfd80a6ec559a5eeb96c33f832418bf0fb96752de0539905cf7b0cc1d31d779"},
-    {file = "ruff-0.11.5-py3-none-manylinux_2_17_aarch64.manylinux2014_aarch64.whl", hash = "sha256:0947c0a1afa75dcb5db4b34b070ec2bccee869d40e6cc8ab25aca11a7d527794"},
-    {file = "ruff-0.11.5-py3-none-manylinux_2_17_armv7l.manylinux2014_armv7l.whl", hash = "sha256:ad871ff74b5ec9caa66cb725b85d4ef89b53f8170f47c3406e32ef040400b038"},
-    {file = "ruff-0.11.5-py3-none-manylinux_2_17_i686.manylinux2014_i686.whl", hash = "sha256:e6cf918390cfe46d240732d4d72fa6e18e528ca1f60e318a10835cf2fa3dc19f"},
-    {file = "ruff-0.11.5-py3-none-manylinux_2_17_ppc64.manylinux2014_ppc64.whl", hash = "sha256:56145ee1478582f61c08f21076dc59153310d606ad663acc00ea3ab5b2125f82"},
-    {file = "ruff-0.11.5-py3-none-manylinux_2_17_ppc64le.manylinux2014_ppc64le.whl", hash = "sha256:e5f66f8f1e8c9fc594cbd66fbc5f246a8d91f916cb9667e80208663ec3728304"},
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-    {file = "ruff-0.11.5-py3-none-manylinux_2_17_x86_64.manylinux2014_x86_64.whl", hash = "sha256:3068befab73620b8a0cc2431bd46b3cd619bc17d6f7695a3e1bb166b652c382a"},
-    {file = "ruff-0.11.5-py3-none-musllinux_1_2_aarch64.whl", hash = "sha256:f5da2e710a9641828e09aa98b92c9ebbc60518fdf3921241326ca3e8f8e55b8b"},
-    {file = "ruff-0.11.5-py3-none-musllinux_1_2_armv7l.whl", hash = "sha256:ef39f19cb8ec98cbc762344921e216f3857a06c47412030374fffd413fb8fd3a"},
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-    {file = "ruff-0.11.5.tar.gz", hash = "sha256:cae2e2439cb88853e421901ec040a758960b576126dab520fa08e9de431d1bef"},
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 ]
 
 [[package]]