diff --git a/internal/ethapi/api_test.go b/internal/ethapi/api_test.go
index c2490ac703..3738769ecb 100644
--- a/internal/ethapi/api_test.go
+++ b/internal/ethapi/api_test.go
@@ -1399,9 +1399,7 @@ func TestRPCGetBlockOrHeader(t *testing.T) {
 }
 
 func setupReceiptBackend(t *testing.T, genBlocks int) (*testBackend, []common.Hash) {
-	config := *params.TestChainConfig
-	config.ShanghaiTime = new(uint64)
-	config.CancunTime = new(uint64)
+	config := *params.MergedTestChainConfig
 	var (
 		acc1Key, _ = crypto.HexToECDSA("8a1f9a8f95be41cd7ccb6168179afb4504aefe388d1e14474d32c45c72ce7b7a")
 		acc2Key, _ = crypto.HexToECDSA("49a7b37aa6f6645917e7b807e9d1c00d4fa71f18343b0d4122a4d2df64dd6fee")
@@ -1432,9 +1430,6 @@ func setupReceiptBackend(t *testing.T, genBlocks int) (*testBackend, []common.Ha
 		txHashes = make([]common.Hash, genBlocks)
 	)
 
-	// Set the terminal total difficulty in the config
-	genesis.Config.TerminalTotalDifficulty = big.NewInt(0)
-	genesis.Config.TerminalTotalDifficultyPassed = true
 	backend := newTestBackend(t, genBlocks, genesis, beacon.New(ethash.NewFaker()), func(i int, b *core.BlockGen) {
 		var (
 			tx  *types.Transaction
diff --git a/params/config.go b/params/config.go
index 463041bd01..a34ec82da2 100644
--- a/params/config.go
+++ b/params/config.go
@@ -242,6 +242,36 @@ var (
 		Clique:                        nil,
 	}
 
+	// MergedTestChainConfig contains every protocol change (EIPs) introduced
+	// and accepted by the Ethereum core developers for testing purposes.
+	MergedTestChainConfig = &ChainConfig{
+		ChainID:                       big.NewInt(1),
+		HomesteadBlock:                big.NewInt(0),
+		DAOForkBlock:                  nil,
+		DAOForkSupport:                false,
+		EIP150Block:                   big.NewInt(0),
+		EIP155Block:                   big.NewInt(0),
+		EIP158Block:                   big.NewInt(0),
+		ByzantiumBlock:                big.NewInt(0),
+		ConstantinopleBlock:           big.NewInt(0),
+		PetersburgBlock:               big.NewInt(0),
+		IstanbulBlock:                 big.NewInt(0),
+		MuirGlacierBlock:              big.NewInt(0),
+		BerlinBlock:                   big.NewInt(0),
+		LondonBlock:                   big.NewInt(0),
+		ArrowGlacierBlock:             big.NewInt(0),
+		GrayGlacierBlock:              big.NewInt(0),
+		MergeNetsplitBlock:            big.NewInt(0),
+		ShanghaiTime:                  newUint64(0),
+		CancunTime:                    newUint64(0),
+		PragueTime:                    nil,
+		VerkleTime:                    nil,
+		TerminalTotalDifficulty:       big.NewInt(0),
+		TerminalTotalDifficultyPassed: true,
+		Ethash:                        new(EthashConfig),
+		Clique:                        nil,
+	}
+
 	// NonActivatedConfig defines the chain configuration without activating
 	// any protocol change (EIPs).
 	NonActivatedConfig = &ChainConfig{