diff --git a/glib-macros/src/lib.rs b/glib-macros/src/lib.rs
index c8f6f0e741ea..2719695292fe 100644
--- a/glib-macros/src/lib.rs
+++ b/glib-macros/src/lib.rs
@@ -935,8 +935,6 @@ pub fn cstr_bytes(item: TokenStream) -> TokenStream {
 /// # Example
 /// ```
 /// use std::cell::RefCell;
-/// use std::marker::PhantomData;
-/// use std::sync::Mutex;
 /// use glib::prelude::*;
 /// use glib::subclass::prelude::*;
 /// use glib_macros::Properties;