diff --git a/lldb/cmake/modules/FindLuaAndSwig.cmake b/lldb/cmake/modules/FindLuaAndSwig.cmake
index 33fadb2a09740..c5df29e8d0a92 100644
--- a/lldb/cmake/modules/FindLuaAndSwig.cmake
+++ b/lldb/cmake/modules/FindLuaAndSwig.cmake
@@ -34,6 +34,7 @@ else()
                                     FOUND_VAR
                                       LUAANDSWIG_FOUND
                                     REQUIRED_VARS
+                                      LUA_EXECUTABLE
                                       LUA_LIBRARIES
                                       LUA_INCLUDE_DIR
                                       LUA_VERSION_MINOR
diff --git a/lldb/test/API/lua_api/TestLuaAPI.py b/lldb/test/API/lua_api/TestLuaAPI.py
index 4ac795d696425..e78ed9de72375 100644
--- a/lldb/test/API/lua_api/TestLuaAPI.py
+++ b/lldb/test/API/lua_api/TestLuaAPI.py
@@ -158,7 +158,9 @@ def get_tests(self):
         return tests
 
     def test_lua_api(self):
-        if "LUA_EXECUTABLE" not in os.environ or len(os.environ["LUA_EXECUTABLE"]) == 0:
+        if "LUA_EXECUTABLE" not in os.environ or not os.path.exists(
+            os.environ["LUA_EXECUTABLE"]
+        ):
             self.skipTest("Lua API tests could not find Lua executable.")
             return
         lua_executable = os.environ["LUA_EXECUTABLE"]