diff --git a/.github/workflows/tests.yml b/.github/workflows/tests.yml
index 0d61152..cfec5c9 100644
--- a/.github/workflows/tests.yml
+++ b/.github/workflows/tests.yml
@@ -40,7 +40,7 @@ jobs:
       with:
         persist-credentials: false
     - name: Install uv + caching
-      uses: astral-sh/setup-uv@v5
+      uses: astral-sh/setup-uv@v6
       with:
         enable-cache: true
         cache-dependency-glob: |
diff --git a/.meta.toml b/.meta.toml
index e9fe59f..0b522e9 100644
--- a/.meta.toml
+++ b/.meta.toml
@@ -2,7 +2,7 @@
 # https://github.com/zopefoundation/meta/tree/master/config/pure-python
 [meta]
 template = "pure-python"
-commit-id = "c6354ebd"
+commit-id = "7d59ab0f"
 
 [python]
 with-pypy = true
diff --git a/pyproject.toml b/pyproject.toml
index a121e08..55aeb4d 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -3,7 +3,7 @@
 
 [build-system]
 requires = [
-    "setuptools == 75.8.2",
+    "setuptools == 78.1.1",
     "wheel",
 ]
 build-backend = "setuptools.build_meta"
diff --git a/tox.ini b/tox.ini
index 9643973..12edc3e 100644
--- a/tox.ini
+++ b/tox.ini
@@ -18,7 +18,7 @@ usedevelop = true
 package = wheel
 wheel_build_env = .pkg
 deps =
-    setuptools == 75.8.2
+    setuptools == 78.1.1
 commands =
     zope-testrunner --test-path=src {posargs:-vc}
 extras =
@@ -34,7 +34,7 @@ description = ensure that the distribution is ready to release
 basepython = python3
 skip_install = true
 deps =
-    setuptools == 75.8.2
+    setuptools == 78.1.1
     wheel
     twine
     build