diff --git a/ethclient/ethclient.go b/ethclient/ethclient.go
index a1148bcedb..283036414c 100644
--- a/ethclient/ethclient.go
+++ b/ethclient/ethclient.go
@@ -467,11 +467,7 @@ func toFilterArg(q ethereum.FilterQuery) (interface{}, error) {
 			return nil, errors.New("cannot specify both BlockHash and FromBlock/ToBlock")
 		}
 	} else {
-		if q.FromBlock == nil {
-			arg["fromBlock"] = "0x0"
-		} else {
-			arg["fromBlock"] = toBlockNumArg(q.FromBlock)
-		}
+		arg["fromBlock"] = toBlockNumArg(q.FromBlock)
 		arg["toBlock"] = toBlockNumArg(q.ToBlock)
 	}
 	return arg, nil
diff --git a/ethclient/ethclient_test.go b/ethclient/ethclient_test.go
index 1b7e26fb74..987de01e3b 100644
--- a/ethclient/ethclient_test.go
+++ b/ethclient/ethclient_test.go
@@ -92,7 +92,7 @@ func TestToFilterArg(t *testing.T) {
 			},
 			map[string]interface{}{
 				"address":   addresses,
-				"fromBlock": "0x0",
+				"fromBlock": "latest",
 				"toBlock":   "latest",
 				"topics":    [][]common.Hash{},
 			},