diff --git a/src/generator.rs b/src/generator.rs
index 972d0a0..d742c3e 100644
--- a/src/generator.rs
+++ b/src/generator.rs
@@ -273,7 +273,7 @@ impl CodeGen for Register {
 
                 pub struct #reg_name<'a> {
                     mem_ptr: *mut u32,
-                    _marker: PhantomData<&'a mut super::Debug<'a>>,
+                    _marker: PhantomData<&'a mut super::#parent<'a>>,
                 }
 
                 impl #reg_name<'_> {