diff --git a/lib/core/src/Cardano/Wallet/Api/Server.hs b/lib/core/src/Cardano/Wallet/Api/Server.hs
index bc7e0cb0aba..f7361acf6e2 100644
--- a/lib/core/src/Cardano/Wallet/Api/Server.hs
+++ b/lib/core/src/Cardano/Wallet/Api/Server.hs
@@ -3805,11 +3805,10 @@ instance HasSeverityAnnotation WalletEngineLog where
         MsgSubmitSealedTx msg -> getSeverityAnnotation msg
 
 mintToken
-    :: forall ctx s n
+    :: forall ctx n
      . ctx
-    -> ArgGenChange s
     -> ApiT WalletId
     -> Api.PostMintBurnAssetData n
     -> Handler (ApiMintBurnTransaction n)
-mintToken _ctx _genChange (ApiT _wid) _body =
+mintToken _ctx (ApiT _wid) _body =
     error "Minting is not supported - this is just a stub"
diff --git a/lib/shelley/src/Cardano/Wallet/Shelley/Api/Server.hs b/lib/shelley/src/Cardano/Wallet/Shelley/Api/Server.hs
index e8a5d072359..17cd382902a 100644
--- a/lib/shelley/src/Cardano/Wallet/Shelley/Api/Server.hs
+++ b/lib/shelley/src/Cardano/Wallet/Shelley/Api/Server.hs
@@ -267,7 +267,7 @@ server byron icarus shelley multisig spl ntp =
 
     assets :: Server (Assets n)
     assets =
-        mintToken shelley undefined
+        mintToken shelley
         :<|> listAssets shelley
         :<|> getAsset shelley
         :<|> getAssetDefault shelley