diff --git a/.github/workflows/docker-build-amd64.yml b/.github/workflows/docker-build-amd64.yml
index c729195..999e528 100644
--- a/.github/workflows/docker-build-amd64.yml
+++ b/.github/workflows/docker-build-amd64.yml
@@ -31,7 +31,7 @@ jobs:
 
       - name: Cache HamClock
         id: cache-hamclock
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ESPHamClock.zip
           key: hamclock
diff --git a/.github/workflows/docker-build-arm64.yml b/.github/workflows/docker-build-arm64.yml
index 218d48d..cdae569 100644
--- a/.github/workflows/docker-build-arm64.yml
+++ b/.github/workflows/docker-build-arm64.yml
@@ -31,7 +31,7 @@ jobs:
 
       - name: Cache HamClock
         id: cache-hamclock
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ESPHamClock.zip
           key: hamclock
diff --git a/.github/workflows/docker-build-armv7.yml b/.github/workflows/docker-build-armv7.yml
index 6b7dc2c..bee4193 100644
--- a/.github/workflows/docker-build-armv7.yml
+++ b/.github/workflows/docker-build-armv7.yml
@@ -31,7 +31,7 @@ jobs:
 
       - name: Cache HamClock
         id: cache-hamclock
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ESPHamClock.zip
           key: hamclock
diff --git a/.github/workflows/docker-publish.yml b/.github/workflows/docker-publish.yml
index a8c31f8..31f3f82 100644
--- a/.github/workflows/docker-publish.yml
+++ b/.github/workflows/docker-publish.yml
@@ -41,7 +41,7 @@ jobs:
 
       - name: Cache HamClock
         id: cache-hamclock
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ESPHamClock.zip
           key: hamclock
diff --git a/.github/workflows/version-check.yml b/.github/workflows/version-check.yml
index cd2433f..f35148c 100644
--- a/.github/workflows/version-check.yml
+++ b/.github/workflows/version-check.yml
@@ -73,7 +73,7 @@ jobs:
       - name: Cache HamClock
         id: cache-hamclock
         if: ${{ steps.compare_versions.outputs.update_required }}
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           path: ESPHamClock.zip
           key: hamclock