diff --git a/.github/workflows/ci-locks.yml b/.github/workflows/ci-locks.yml
index ec667936..b8e6adfb 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@v4.2.0
+      uses: actions/cache@v4.2.1
       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@v4.2.0
+      uses: actions/cache@v4.2.1
       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@v4.2.0
+      uses: actions/cache@v4.2.1
       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 a062dd35..6036c1e3 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@v4.2.0
+      uses: actions/cache@v4.2.1
       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@v4.2.0
+      uses: actions/cache@v4.2.1
       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@v4.2.0
+      uses: actions/cache@v4.2.1
       env:
         # Increment the build number to forece a cache refresh.
         CACHE_BUILD: 2