diff --git a/.github/workflows/validation-test.yml b/.github/workflows/validation-test.yml
index c85cead..b4b4bbf 100644
--- a/.github/workflows/validation-test.yml
+++ b/.github/workflows/validation-test.yml
@@ -43,14 +43,14 @@ jobs:
     container: ghcr.io/core-flight-system/cfsbuildenv-linux:latest
     steps:
       - name: Cache EdsLib Source
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: cache-edslib
         with:
           path: ${{ github.workspace }}/source
           key: edslib-source-${{ github.sha }}
 
       - name: Cache OSAL Dependency
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: cache-osal
         with:
           path: ${{ github.workspace }}/osal-staging
@@ -88,7 +88,7 @@ jobs:
 
       # Note - caches were updated in "prepare-dependencies" job so all three of these should be a hit
       - name: Retrieve Cached EdsLib Source
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         id: restore-source
         with:
           path: ${{ github.workspace }}/source
@@ -96,7 +96,7 @@ jobs:
 
       - name: Retrieve Cached OSAL Dependency
         id: restore-osal
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: ${{ github.workspace }}/osal-staging
           key: edslib-dep-${{ env.UPSTREAM_OSAL_REPO }}@${{ env.UPSTREAM_OSAL_REF }}