diff --git a/.github/workflows/ci-locks.yml b/.github/workflows/ci-locks.yml
index 48b53a35..31873241 100644
--- a/.github/workflows/ci-locks.yml
+++ b/.github/workflows/ci-locks.yml
@@ -40,7 +40,7 @@ jobs:
         echo "CACHE_PERIOD=$(date +%Y).$(expr $(date +%U) / ${CACHE_WEEKS})" >> ${GITHUB_ENV}
 
     - name: "Conda package cache"
-      uses: actions/cache@v4.1.2
+      uses: actions/cache@v4.2.0
       env:
         # Increment the build number to force a cache refresh.
         CACHE_BUILD: 5
@@ -58,7 +58,7 @@ jobs:
 
     - name: "Conda environment cache"
       id: conda-env-cache
-      uses: actions/cache@v4.1.2
+      uses: actions/cache@v4.2.0
       env:
         # Increment the build number to force a cache refresh.
         CACHE_BUILD: 5
@@ -77,7 +77,7 @@ jobs:
         conda list
 
     - name: "Tox cache"
-      uses: actions/cache@v4.1.2
+      uses: actions/cache@v4.2.0
       env:
         # Increment the build number to forece a cache refresh.
         CACHE_BUILD: 5
diff --git a/.github/workflows/ci-tests.yml b/.github/workflows/ci-tests.yml
index 68464cd6..e6ec2b7c 100644
--- a/.github/workflows/ci-tests.yml
+++ b/.github/workflows/ci-tests.yml
@@ -59,7 +59,7 @@ jobs:
         echo "CACHE_PERIOD=$(date +%Y).$(expr $(date +%U) / ${CACHE_WEEKS})" >> ${GITHUB_ENV}
 
     - name: "Conda package cache"
-      uses: actions/cache@v4.1.2
+      uses: actions/cache@v4.2.0
       env:
         # Increment the build number to force a cache refresh.
         CACHE_BUILD: 2
@@ -77,7 +77,7 @@ jobs:
 
     - name: "Conda environment cache"
       id: conda-env-cache
-      uses: actions/cache@v4.1.2
+      uses: actions/cache@v4.2.0
       env:
         # Increment the build number to force a cache refresh.
         CACHE_BUILD: 2
@@ -96,7 +96,7 @@ jobs:
         conda list
 
     - name: "Tox cache"
-      uses: actions/cache@v4.1.2
+      uses: actions/cache@v4.2.0
       env:
         # Increment the build number to forece a cache refresh.
         CACHE_BUILD: 2
@@ -114,6 +114,6 @@ jobs:
 
     - name: "Upload coverage report to Codecov"
       if: contains(matrix.posargs, '--cov')
-      uses: codecov/codecov-action@015f24e6818733317a2da2edd6290ab26238649a
+      uses: codecov/codecov-action@7f8b4b4bde536c465e797be725718b88c5d95e0e
       with:
         token: ${{ secrets.CODECOV_TOKEN }}