diff --git a/.github/workflows/h2_reg.yml b/.github/workflows/h2_reg.yml
index e6009e98..4fcbaa42 100644
--- a/.github/workflows/h2_reg.yml
+++ b/.github/workflows/h2_reg.yml
@@ -24,7 +24,7 @@ jobs:
 
       - name: Cache Hexagon SDK
         id: cache-sdk
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: /opt/hexagon-sdk
           key: hexagon-sdk-v6.4.0.2