diff --git a/.github/workflows/unix_build.yml b/.github/workflows/unix_build.yml
index c60df76..a2ebf2c 100644
--- a/.github/workflows/unix_build.yml
+++ b/.github/workflows/unix_build.yml
@@ -23,17 +23,19 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        luaVersion: ["5.1", "5.2", "5.3", "5.4", "luajit-2.1.0-beta3", "luajit-openresty"]
+        luaVersion: ["5.1", "5.2", "5.3", "5.4", "5.5", "luajit-2.1.0-beta3", "luajit-openresty"]
 
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
-      - uses: leafo/gh-actions-lua@v10
+      - uses: luarocks/gh-actions-lua@master
         with:
           luaVersion: ${{ matrix.luaVersion }}
 
-      - uses: leafo/gh-actions-luarocks@v4
+      - uses: luarocks/gh-actions-luarocks@master
+        with:
+          luaRocksVersion: "3.13.0"
 
       - name: dependencies
         run: |
diff --git a/project-scm-1.rockspec b/project-scm-1.rockspec
index 7d87f54..34fba3f 100644
--- a/project-scm-1.rockspec
+++ b/project-scm-1.rockspec
@@ -24,7 +24,7 @@ description = {
 }
 
 dependencies = {
-  "lua >= 5.1, < 5.5",
+  "lua >= 5.1, < 5.6",
 }
 
 build = {