diff --git a/.github/workflows/_publish-code.yml b/.github/workflows/_publish-code.yml
index c681ccb3..3bf9d676 100644
--- a/.github/workflows/_publish-code.yml
+++ b/.github/workflows/_publish-code.yml
@@ -15,7 +15,7 @@ jobs:
       matrix:
         python-version: [ "3.11" ]
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
 
       - name: Set up Python ${{ matrix.python-version }}
         uses: actions/setup-python@v5
@@ -23,7 +23,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-build-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/_publish-docs.yml b/.github/workflows/_publish-docs.yml
index 17b5aac6..691d7a1a 100644
--- a/.github/workflows/_publish-docs.yml
+++ b/.github/workflows/_publish-docs.yml
@@ -15,7 +15,7 @@ jobs:
       matrix:
         python-version: ["3.11"]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
@@ -23,7 +23,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-docs-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/_smoke-test.yml b/.github/workflows/_smoke-test.yml
index 611b5fd1..1a5d078c 100644
--- a/.github/workflows/_smoke-test.yml
+++ b/.github/workflows/_smoke-test.yml
@@ -25,7 +25,7 @@ jobs:
           - "3.14"
     runs-on: "ubuntu-22.04"
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         with:
           submodules: recursive
 
@@ -35,7 +35,7 @@ jobs:
           python-version: ${{ matrix.python-version }}
 
       - name: Cache dependencies
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ~/.cache/pip
           key: ${{ runner.os }}-samples-${{ hashFiles('**/pyproject.toml') }}
diff --git a/.github/workflows/_static-analysis.yml b/.github/workflows/_static-analysis.yml
index f734f82f..03dce486 100644
--- a/.github/workflows/_static-analysis.yml
+++ b/.github/workflows/_static-analysis.yml
@@ -14,7 +14,7 @@ jobs:
       matrix:
         python-version: ["3.11"]
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
 
     - name: Set up Python ${{ matrix.python-version }}
       uses: actions/setup-python@v5
@@ -22,7 +22,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-lint-${{ hashFiles('pyproject.toml') }}
@@ -44,7 +44,7 @@ jobs:
         pip install -e .[lint]
 
     - name: Cache pre-commit
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pre-commit
         key: ${{ runner.os }}-prec-${{ hashFiles('.pre-commit-config.yaml') }}
diff --git a/.github/workflows/_test-integrations.yml b/.github/workflows/_test-integrations.yml
index c5688081..e5c25981 100644
--- a/.github/workflows/_test-integrations.yml
+++ b/.github/workflows/_test-integrations.yml
@@ -21,7 +21,7 @@ jobs:
           - "3.14"
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: recursive
 
@@ -31,7 +31,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-test-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/_test-regressions.yml b/.github/workflows/_test-regressions.yml
index 5215e248..91d7f904 100644
--- a/.github/workflows/_test-regressions.yml
+++ b/.github/workflows/_test-regressions.yml
@@ -21,7 +21,7 @@ jobs:
           - "3.14"
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: recursive
 
@@ -31,7 +31,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-test-${{ hashFiles('pyproject.toml') }}
diff --git a/.github/workflows/_test-units.yml b/.github/workflows/_test-units.yml
index 51dcad0e..7e13748f 100644
--- a/.github/workflows/_test-units.yml
+++ b/.github/workflows/_test-units.yml
@@ -25,7 +25,7 @@ jobs:
           - "3.14"
     runs-on: ${{ matrix.os }}
     steps:
-    - uses: actions/checkout@v4
+    - uses: actions/checkout@v5
       with:
         submodules: recursive
 
@@ -35,7 +35,7 @@ jobs:
         python-version: ${{ matrix.python-version }}
 
     - name: Cache dependencies
-      uses: actions/cache@v4
+      uses: actions/cache@v5
       with:
         path: ~/.cache/pip
         key: ${{ runner.os }}-test-${{ hashFiles('setup.cfg') }}