diff --git a/book/src/dev/rfcs/0005-state-updates.md b/book/src/dev/rfcs/0005-state-updates.md
index 3aedae14..4f4e065d 100644
--- a/book/src/dev/rfcs/0005-state-updates.md
+++ b/book/src/dev/rfcs/0005-state-updates.md
@@ -688,7 +688,7 @@ graph TD;
     OutputLocation ==> OutputIndex;
     AddressLocation -.->|"utxo_loc_by_transparent_addr_loc<br/>(AddressUnspentOutput[16])"| OutputLocation;
 
-    AddressBalance["AddressLocation[16]"];
+    AddressBalance["AddressBalance[16]"];
     Amount["Amount[8]"];
     Height["Height[3]"];
     Address["Address[21]"];