diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5635b05..3001aa8 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -38,7 +38,7 @@ jobs:
           version: nightly
 
       - name: Cache Lua installation
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         id: cache-luajit
         with:
           path: .lua/
@@ -53,7 +53,7 @@ jobs:
           luaVersion: "5.1"
 
       - name: Cache Luarocks packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         id: cache-luarocks
         with:
           path: ~/.luarocks
@@ -114,7 +114,7 @@ jobs:
           version: nightly
 
       - name: Cache Lua installation
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         id: cache-luajit # Added id for consistency, step name matches test job
         with:
           path: .lua/
@@ -129,7 +129,7 @@ jobs:
           luaVersion: "5.1"
 
       - name: Cache Luarocks packages
-        uses: actions/cache@v4
+        uses: actions/cache@v5
         id: cache-luarocks # Added id
         with:
           path: ~/.luarocks