diff --git a/.github/workflows/build-and-test.yml b/.github/workflows/build-and-test.yml
index 9feb045..ca916b5 100644
--- a/.github/workflows/build-and-test.yml
+++ b/.github/workflows/build-and-test.yml
@@ -102,7 +102,7 @@ jobs:
 
     - name: Cache Kokkos install
       id: cache-kokkos
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ${{ env.Kokkos_ROOT }}
         key: kokkos-${{ runner.os }}-${{ runner.arch }}-${{ env.KOKKOS_VERSION }}-${{ matrix.compiler }}-${{ hashFiles('.kokkos-cache-fingerprint') }}
diff --git a/.github/workflows/pre-commit.yml b/.github/workflows/pre-commit.yml
index 7b175ed..e5edada 100644
--- a/.github/workflows/pre-commit.yml
+++ b/.github/workflows/pre-commit.yml
@@ -24,7 +24,7 @@ jobs:
         python-version: "3.12"
 
     - name: Cache pre-commit environments
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: ~/.cache/pre-commit
         key: pre-commit-${{ runner.os }}-${{ hashFiles('.pre-commit-config.yaml') }}
diff --git a/.github/workflows/ruche-cuda.yml b/.github/workflows/ruche-cuda.yml
index b3000b5..92ce126 100644
--- a/.github/workflows/ruche-cuda.yml
+++ b/.github/workflows/ruche-cuda.yml
@@ -73,7 +73,7 @@ jobs:
 
     - name: Cache Kokkos install
       id: cache-kokkos
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: kokkos_install
         key: kokkos-${{ runner.os }}-${{ runner.arch }}-${{ env.KOKKOS_VERSION }}-${{ hashFiles('.kokkos-cache-fingerprint') }}
@@ -117,7 +117,7 @@ jobs:
 
     - name: Cache HDF5 install
       id: cache-hdf5
-      uses: actions/cache@v5
+      uses: actions/cache@v6
       with:
         path: hdf5_install
         key: hdf5-${{ runner.os }}-${{ runner.arch }}-${{ env.HDF5_VERSION }}-${{ hashFiles('.hdf5-cache-fingerprint') }}