diff --git a/.github/dependabot.yml b/.github/dependabot.yml
new file mode 100644
index 00000000..d60f0707
--- /dev/null
+++ b/.github/dependabot.yml
@@ -0,0 +1,7 @@
+# https://docs.github.com/github/administering-a-repository/configuration-options-for-dependency-updates
+version: 2
+updates:
+  - package-ecosystem: "github-actions"
+    directory: "/" # Location of package manifests
+    schedule:
+      interval: "monthly"
diff --git a/.github/workflows/aot.yml b/.github/workflows/aot.yml
index e227a659..c530b752 100644
--- a/.github/workflows/aot.yml
+++ b/.github/workflows/aot.yml
@@ -29,9 +29,9 @@ jobs:
       Python ${{ matrix.python-version }}
       ${{ matrix.os }} ${{ matrix.architecture }}
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v5
       - name: Setup python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           architecture: ${{ matrix.architecture }}
@@ -41,13 +41,15 @@ jobs:
         run: sudo apt-get install python2.7-dev
         if: ${{ matrix.python-version != '2.7' && matrix.os == 'ubuntu-latest' }}
       - name: Setup julia
-        uses: julia-actions/setup-julia@v1
+        uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
           arch: ${{ matrix.architecture }}
           show-versioninfo: true
 
-      - run: julia -e 'using Pkg; pkg"add PackageCompiler@v1"'
+      - name: Install PackageCompiler.jl
+        run: using Pkg; Pkg.add("PackageCompiler", version="1")
+        shell: julia {0}
 
       - run: aot/compile.jl
       - run: aot/assert_has_pycall.jl
diff --git a/.github/workflows/conda.yml b/.github/workflows/conda.yml
index bfebbc80..9a4b5481 100644
--- a/.github/workflows/conda.yml
+++ b/.github/workflows/conda.yml
@@ -31,12 +31,12 @@ jobs:
       Conda
       ${{ matrix.os }} ${{ matrix.architecture }}
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v5
       - name: Install libpython2.7 for `find_libpython` test
         run: sudo apt-get install python2.7-dev
         if: ${{ matrix.python-version != '2.7' && matrix.os == 'ubuntu-latest' }}
       - name: Setup julia
-        uses: julia-actions/setup-julia@v1
+        uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
           arch: ${{ matrix.architecture }}
@@ -44,8 +44,8 @@ jobs:
       - uses: julia-actions/julia-buildpkg@v1
       - uses: julia-actions/julia-runtest@v1
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v5
         with:
-          file: ./lcov.info
+          files: ./lcov.info
           flags: unittests
           name: codecov-umbrella
diff --git a/.github/workflows/system.yml b/.github/workflows/system.yml
index fefb6b4a..2f104270 100644
--- a/.github/workflows/system.yml
+++ b/.github/workflows/system.yml
@@ -57,9 +57,9 @@ jobs:
       Python ${{ matrix.python-version }}
       ${{ matrix.os }} ${{ matrix.architecture }}
     steps:
-      - uses: actions/checkout@v1
+      - uses: actions/checkout@v5
       - name: Setup python
-        uses: actions/setup-python@v1
+        uses: actions/setup-python@v5
         with:
           python-version: ${{ matrix.python-version }}
           architecture: ${{ matrix.architecture }}
@@ -74,7 +74,7 @@ jobs:
         run: sudo apt-get install python2.7-dev
         if: ${{ matrix.python-version != '2.7' && matrix.os == 'ubuntu-latest' }}
       - name: Setup julia
-        uses: julia-actions/setup-julia@v1
+        uses: julia-actions/setup-julia@v2
         with:
           version: ${{ matrix.julia-version }}
           arch: ${{ matrix.architecture }}
@@ -91,8 +91,8 @@ jobs:
           #  https://docs.github.com/en/actions/learn-github-actions/contexts#runner-context
           _TMP_DIR: ${{ runner.temp }}
       - uses: julia-actions/julia-processcoverage@v1
-      - uses: codecov/codecov-action@v1
+      - uses: codecov/codecov-action@v5
         with:
-          file: ./lcov.info
+          files: ./lcov.info
           flags: unittests
           name: codecov-umbrella