diff --git a/.github/workflows/mypy.yml b/.github/workflows/mypy.yml
index 06b19008..1d96ae5f 100644
--- a/.github/workflows/mypy.yml
+++ b/.github/workflows/mypy.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v7
+        uses: astral-sh/setup-uv@v8.1.0
         with:
           enable-cache: true
           cache-dependency-glob: "uv.lock"
diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 235e9da2..7c973d35 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -38,7 +38,7 @@ jobs:
       - uses: actions/checkout@v6
 
       - name: Install uv
-        uses: astral-sh/setup-uv@v7
+        uses: astral-sh/setup-uv@v8.1.0
         with:
           enable-cache: true
           cache-dependency-glob: "uv.lock"