diff --git a/README.md b/README.md
index d26500b..2c8a2f9 100644
--- a/README.md
+++ b/README.md
@@ -34,8 +34,8 @@ See below for full [reference documentation](#documentation).
    * Other Unix variants: could work, but untested, required are:
       * gcc atomic builtins or C11 `stdatomic.h`
       * `pthread.h` or C11 `threads.h`
-   * Tested Lua versions: 5.1, 5.2, 5.3, luajit 2.0 & 2.1
-       * Lua 5.2 & 5.3: full support, main states and coroutines are interruptible.
+   * Tested Lua versions: 5.1, 5.2, 5.3, 5.4, luajit 2.0 & 2.1
+       * Lua 5.2 - 5.4: full support, main states and coroutines are interruptible.
        * Lua 5.1: coroutines cannot be interrupted, only main states.
        * LuaJIT: same restrictions than Lua 5.1, JIT compiled pure machine code 
                  not considering the debug hook cannot be interrupted.
diff --git a/rockspecs/mtint-0.3.3-1.rockspec b/rockspecs/mtint-0.3.3-1.rockspec
new file mode 100644
index 0000000..a4f2d42
--- /dev/null
+++ b/rockspecs/mtint-0.3.3-1.rockspec
@@ -0,0 +1,53 @@
+package = "mtint"
+version = "0.3.3-1"
+local versionNumber = version:gsub("^(.*)-.-$", "%1")
+source = {
+  url = "https://github.com/osch/lua-mtint/archive/v"..versionNumber..".zip",
+  dir = "lua-mtint-"..versionNumber,
+}
+description = {
+  summary = "Make threads and coroutines interruptible",
+  homepage = "https://github.com/osch/lua-mtint",
+  license = "MIT/X11",
+  detailed = [[
+    This package provides a way to make arbitrary Lua interpreter states (i.e. main
+    states and couroutines) interruptible from concurrently running threads. 
+    The implementation is independent from the underlying threading 
+    library (e.g. Lanes or lua-llthreads2).
+  ]],
+}
+dependencies = {
+  "lua >= 5.1, <= 5.4",
+}
+build = {
+  type = "builtin",
+  platforms = {
+    unix = {
+      modules = {
+        mtint = {
+          libraries = {"pthread"},
+        }
+      }
+    },
+    windows = {
+      modules = {
+        mtint = {
+          libraries = {"kernel32"},
+        }
+      }
+    }
+  },
+  modules = {
+    mtint = {
+      sources = { 
+          "src/main.c",
+          "src/interruptible.c",
+          "src/error.c",
+          "src/util.c",
+          "src/async_util.c",
+          "src/mtint_compat.c",
+      },
+      defines = { "MTINT_VERSION="..versionNumber },
+    },
+  }
+}
\ No newline at end of file
diff --git a/rockspecs/mtint-scm-0.rockspec b/rockspecs/mtint-scm-0.rockspec
index d252d2f..fe58d68 100644
--- a/rockspecs/mtint-scm-0.rockspec
+++ b/rockspecs/mtint-scm-0.rockspec
@@ -16,7 +16,7 @@ description = {
   ]],
 }
 dependencies = {
-  "lua >= 5.1, < 5.4",
+  "lua >= 5.1, <= 5.4",
 }
 build = {
   type = "builtin",
diff --git a/src/compat-5.3.h b/src/compat-5.3.h
index 8e10893..10605d8 100644
--- a/src/compat-5.3.h
+++ b/src/compat-5.3.h
@@ -397,9 +397,9 @@ COMPAT53_API void luaL_requiref (lua_State *L, const char *modname,
 
 
 /* other Lua versions */
-#if !defined(LUA_VERSION_NUM) || LUA_VERSION_NUM < 501 || LUA_VERSION_NUM > 503
+#if !defined(LUA_VERSION_NUM) || LUA_VERSION_NUM < 501 || LUA_VERSION_NUM > 504
 
-#  error "unsupported Lua version (i.e. not Lua 5.1, 5.2, or 5.3)"
+#  error "unsupported Lua version (i.e. not Lua 5.1, 5.2, 5.3 or 5.4)"
 
 #endif /* other Lua versions except 5.1, 5.2, and 5.3 */