diff --git a/src/generator/codegen_register.rs b/src/generator/codegen_register.rs
index dcce736..b20487f 100644
--- a/src/generator/codegen_register.rs
+++ b/src/generator/codegen_register.rs
@@ -131,7 +131,7 @@ fn reg_type_def_with_field(
             inner: #type_ux,
         }
 
-        impl GtyDelayBank123 {
+        impl #upper_camel_name {
             #(#code_getters)*
 
             #(#code_setters)*
@@ -143,7 +143,7 @@ fn reg_type_def_with_field(
                 Ok(Self { inner: value })
             }
         }
-        impl From<GtyDelayBank123> for u32 {
+        impl From<#upper_camel_name> for u32 {
             fn from(value: #upper_camel_name) -> Self {
                 value.inner
             }