diff --git a/.github/workflows/build-electron.yml b/.github/workflows/build-electron.yml
index f14aabb..16d540f 100644
--- a/.github/workflows/build-electron.yml
+++ b/.github/workflows/build-electron.yml
@@ -82,7 +82,7 @@ jobs:
       # NOTE: actions/cache uses minimatch internally, which requires forward
       # slashes even on Windows — backslash paths silently match nothing.
       - name: Cache Electron binaries
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: |
             ~/.cache/electron
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index fbccd64..d625bbd 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -50,7 +50,7 @@ jobs:
           cache: "pnpm"
 
       - name: Cache Next.js build
-        uses: actions/cache@v5
+        uses: actions/cache@v6
         with:
           path: |
             .next/cache