diff --git a/.github/workflows/float-fvp.yml b/.github/workflows/float-fvp.yml
index 93cba041..4314e346 100644
--- a/.github/workflows/float-fvp.yml
+++ b/.github/workflows/float-fvp.yml
@@ -84,7 +84,7 @@ jobs:
         uses: ARM-software/cmsis-actions/armlm@v1
 
       - name: Cache CMSIS packs
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           key: cmsis-packs
           path: /home/runner/.cache/arm/packs
diff --git a/.github/workflows/integer-fvp.yml b/.github/workflows/integer-fvp.yml
index 9c61c3b4..5c30f93b 100644
--- a/.github/workflows/integer-fvp.yml
+++ b/.github/workflows/integer-fvp.yml
@@ -103,7 +103,7 @@ jobs:
 
       - name: Cache CMSIS packs
         if: steps.select.outputs.enabled == 'true'
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           key: cmsis-packs
           path: /home/runner/.cache/arm/packs
diff --git a/.github/workflows/lib-variants.yml b/.github/workflows/lib-variants.yml
index 199cda3f..19965c69 100644
--- a/.github/workflows/lib-variants.yml
+++ b/.github/workflows/lib-variants.yml
@@ -103,7 +103,7 @@ jobs:
 
       - name: Cache CMSIS packs
         if: steps.select.outputs.enabled == 'true'
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           key: cmsis-packs
           path: /home/runner/.cache/arm/packs