diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index dca0b54..1db6a3b 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -42,7 +42,7 @@ jobs:
 
       - name: cache extlib
         id: cache-extlib
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           key: extlib-${{ runner.os }}-${{ hashFiles('./s2e-core/ExtLibraries/**') }}
           path: ExtLibraries
@@ -129,7 +129,7 @@ jobs:
 
       - name: cache extlib
         id: cache-extlib
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           key: extlib-${{ runner.os }}-${{ hashFiles('./s2e-core/ExtLibraries/**') }}-${{ matrix.build_bit }}
           path: ExtLibraries
diff --git a/.github/workflows/google_test.yml b/.github/workflows/google_test.yml
index 6daa349..49a4f47 100644
--- a/.github/workflows/google_test.yml
+++ b/.github/workflows/google_test.yml
@@ -64,7 +64,7 @@ jobs:
 
       - name: cache extlib
         id: cache-extlib
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         with:
           key: extlib-${{ runner.os }}-${{ hashFiles('./s2e-core/ExtLibraries/**') }}-BUILD_64BIT=ON
           path: ExtLibraries