diff --git a/lbry/error/README.md b/lbry/error/README.md
index 3244bf76d..63bd77f3f 100644
--- a/lbry/error/README.md
+++ b/lbry/error/README.md
@@ -63,7 +63,7 @@ Code | Name | Message
 421 | InvalidPassword | Password is invalid.
 422 | IncompatibleWalletServer | '{server}:{port}' has an incompatibly old version.
 423 | TooManyClaimSearchParameters | {key} cant have more than {limit} items.
-424 | AlreadyPurchased | You already have a purchase for claim_id '{claim_id}'. Use --allow-duplicate-purchase flag to override.
+424 | AlreadyPurchased | You already have a purchase for claim_id '{claim_id_hex}'. Use --allow-duplicate-purchase flag to override.
 431 | ServerPaymentInvalidAddress | Invalid address from wallet server: '{address}' - skipping payment round.
 432 | ServerPaymentWalletLocked | Cannot spend funds with locked wallet, skipping payment round.
 433 | ServerPaymentFeeAboveMaxAllowed | Daily server fee of {daily_fee} exceeds maximum configured of {max_fee} LBC.
diff --git a/lbry/error/__init__.py b/lbry/error/__init__.py
index 34056a78d..7f16a3a41 100644
--- a/lbry/error/__init__.py
+++ b/lbry/error/__init__.py
@@ -292,9 +292,9 @@ class AlreadyPurchasedError(WalletError):
     allow-duplicate-purchase flag to override.
     """
 
-    def __init__(self, claim_id):
-        self.claim_id = claim_id
-        super().__init__(f"You already have a purchase for claim_id '{claim_id}'. Use")
+    def __init__(self, claim_id_hex):
+        self.claim_id_hex = claim_id_hex
+        super().__init__(f"You already have a purchase for claim_id '{claim_id_hex}'. Use")
 
 
 class ServerPaymentInvalidAddressError(WalletError):