diff --git a/internal/web3ext/web3ext.go b/internal/web3ext/web3ext.go
index 8f01b2be5094..7db1ebf392d7 100644
--- a/internal/web3ext/web3ext.go
+++ b/internal/web3ext/web3ext.go
@@ -604,6 +604,7 @@ web3._extend({
 			name: 'call',
 			call: 'eth_call',
 			params: 3,
+			inputFormatter: [formatters.inputCallFormatter, formatters.inputDefaultBlockNumberFormatter, null],
 		}),
 	],
 	properties: [