diff --git a/graphql/graphql.go b/graphql/graphql.go
index 548000271c..446242aa67 100644
--- a/graphql/graphql.go
+++ b/graphql/graphql.go
@@ -23,7 +23,6 @@ import (
 	"time"
 
 	"github.com/ethereum/go-ethereum"
-	"github.com/ethereum/go-ethereum/accounts/abi"
 	"github.com/ethereum/go-ethereum/common"
 	"github.com/ethereum/go-ethereum/common/hexutil"
 	"github.com/ethereum/go-ethereum/core/rawdb"
@@ -812,16 +811,9 @@ func (b *Block) Call(ctx context.Context, args struct {
 	if result.Failed() {
 		status = 0
 	}
-	data := result.Return()
-	// If the result contains a revert reason, try to unpack and return it.
-	if len(result.Revert()) > 0 {
-		reason, err := abi.UnpackRevert(result.Revert())
-		if err == nil {
-			data = []byte(reason)
-		}
-	}
+	//TODO(rjl493456442, MariusVanDerWijden) return revert reason here once the spec supports an error reason.
 	return &CallResult{
-		data:    data,
+		data:    result.Return(),
 		gasUsed: hexutil.Uint64(result.UsedGas),
 		status:  status,
 	}, nil
@@ -889,16 +881,9 @@ func (p *Pending) Call(ctx context.Context, args struct {
 	if result.Failed() {
 		status = 0
 	}
-	data := result.Return()
-	// If the result contains a revert reason, try to unpack and return it.
-	if len(result.Revert()) > 0 {
-		reason, err := abi.UnpackRevert(result.Revert())
-		if err == nil {
-			data = []byte(reason)
-		}
-	}
+	//TODO(rjl493456442, MariusVanDerWijden) return revert reason here once the spec supports an error reason.
 	return &CallResult{
-		data:    data,
+		data:    result.Return(),
 		gasUsed: hexutil.Uint64(result.UsedGas),
 		status:  status,
 	}, nil