diff --git a/guide/src/class.md b/guide/src/class.md
index 43a876059c8..2b915161428 100644
--- a/guide/src/class.md
+++ b/guide/src/class.md
@@ -354,7 +354,7 @@ Example:
 impl MyClass {
 
     #[args(arg1=true, args="*", arg2=10, kwargs="**")]
-    fn method(&self, arg1: bool, args: &PyTuple, arg2: i32, kwargs: Option<&PyTuple>) -> PyResult<i32> {
+    fn method(&self, arg1: bool, args: &PyTuple, arg2: i32, kwargs: Option<&PyDict>) -> PyResult<i32> {
         Ok(1)
     }
 }