diff --git a/Dockerfile b/Dockerfile
index 8957331d97..eab755cc8d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ghcr.io/astral-sh/uv:0.11.8-python3.14-trixie-slim@sha256:b3b7ad909281e78785cbc676c8c8b45816c31638b36dc0cbd9e51725f2f0399c AS base
+FROM ghcr.io/astral-sh/uv:0.11.31-python3.14-trixie-slim@sha256:72eb2e892abf4411f47544b41e94b2435e09644d768b9f183a366a6b46840569 AS base
 
 # バージョン情報に表示する commit hash を埋め込む
 FROM base AS commit-hash
diff --git a/pyproject.toml b/pyproject.toml
index 13ffa17d8a..a3f14e95e8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -2,7 +2,7 @@
 name = "hato-bot"
 version = "3.0.5"
 description = "愛嬌のあるBot"
-requires-python = "==3.14.4"
+requires-python = "==3.14.6"
 dependencies = [
     "python-dotenv==1.2.2",
     "requests==2.34.2",
@@ -42,7 +42,7 @@ dev = [
 ]
 
 [tool.uv]
-required-version = "0.11.8"
+required-version = "0.11.31"
 [[tool.uv.index]]
 url = "https://pypi.flatt.tech/simple/"
 default = true
diff --git a/uv.lock b/uv.lock
index b98011e61c..210a6df3b9 100644
--- a/uv.lock
+++ b/uv.lock
@@ -1,6 +1,6 @@
 version = 1
 revision = 3
-requires-python = "==3.14.4"
+requires-python = "==3.14.6"
 
 [[package]]
 name = "aiohappyeyeballs"