diff --git a/pkg/arvo/lib/ethereum.hoon b/pkg/arvo/lib/ethereum.hoon
index bc8592270..6cf5711eb 100644
--- a/pkg/arvo/lib/ethereum.hoon
+++ b/pkg/arvo/lib/ethereum.hoon
@@ -483,7 +483,7 @@
             [%eth-get-filter-changes fid=@ud]
             [%eth-get-transaction-by-hash txh=@ux]
             [%eth-get-transaction-count adr=address =block]
-            [%eth-get-balance adr=address]
+            [%eth-get-balance adr=address =block]
             [%eth-get-transaction-receipt txh=@ux]
             [%eth-send-raw-transaction dat=@ux]
         ==
@@ -720,7 +720,10 @@
       ==
     ::
         %eth-get-balance
-      ['eth_getBalance' (tape (address-to-hex adr.req)) ~]
+      :-  'eth_getBalance'
+      :~  (tape (address-to-hex adr.req))
+          (block-to-json block.req)
+      ==
     ::
         %eth-get-transaction-by-hash
       ['eth_getTransactionByHash' (tape (transaction-to-hex txh.req)) ~]
diff --git a/pkg/arvo/lib/ethio.hoon b/pkg/arvo/lib/ethio.hoon
index 46926ecd9..0e4c7793e 100644
--- a/pkg/arvo/lib/ethio.hoon
+++ b/pkg/arvo/lib/ethio.hoon
@@ -283,7 +283,7 @@
   ^-  form:m
   ;<  =json  bind:m
     %^  request-rpc  url  `'balance'
-    [%eth-get-balance address]
+    [%eth-get-balance address [%label %latest]]
   %-  pure:m
   (parse-eth-get-balance:rpc:ethereum json)
 --