SimpleRegistryMixin error on 1.20.5-rc3

[LCLPYT]

Using the latest version, 0.8.0-beta.5+1.20.5-rc3, the SimpleRegistryMixin fails to apply.
The error is only visible, when enabling mixin debug features (-Dmixin.debug=true).

The error:

Injection validation failed: @Inject annotation on polymer_registry_sync$resetStatus could not find any targets matching 'set' in                           
net.minecraft.registry.SimpleRegistry. Using refmap polymer-reg-sync-manipulator-refmap.json [PREINJECT Applicator Phase ->                                 
polymer-rsm.mixins.json:SimpleRegistryMixin from mod polymer-registry-sync-manipulator -> Prepare Injections ->  ->                                         
handler$zfd000$polymer-registry-sync-manipulator$polymer_registry_sync$resetStatus(ILnet/minecraft/registry/RegistryKey;Ljava/lang/Object;Lcom/mojang/serial
zation/Lifecycle;Lorg/spongepowered/asm/mixin/injection/callback/CallbackInfoReturnable;)V -> Parse]                                                        

Java: 21
Minecraft: 1.20.5-rc3
Fabric Loader: 0.15.6

[Patbox]

Try updating