diff --git a/tests/globals/typeof.luau b/tests/globals/typeof.luau
index 6cbf198..f42defe 100644
--- a/tests/globals/typeof.luau
+++ b/tests/globals/typeof.luau
@@ -1,3 +1,6 @@
+-- NOTE: luau-lsp warns without this for the roblox types below
+--!nolint UnknownType
+
 local task = require("@lune/task")
 
 local function f() end
@@ -14,3 +17,13 @@ assert(
 assert(typeof(thread2) == "thread", "Calling typeof() did not return 'thread' after task.spawn")
 assert(typeof(thread3) == "thread", "Calling typeof() did not return 'thread' after task.defer")
 assert(typeof(thread4) == "thread", "Calling typeof() did not return 'thread' after delay")
+
+local roblox = require("@lune/roblox")
+
+local rbx1 = roblox.Instance.new("Part")
+local rbx2 = (roblox :: any).Vector3.zero
+local rbx3 = (roblox :: any).Enum.KeyCode.A
+
+assert(typeof(rbx1) == "Instance", "Calling typeof() did not return 'Instance' for Instance.new")
+assert(typeof(rbx2) == "Vector3", "Calling typeof() did not return 'Vector3' for Vector3.zero")
+assert(typeof(rbx3) == "EnumItem", "Calling typeof() did not return 'EnumItem' for Enum.KeyCode.A")