diff --git a/core/vm/contracts.go b/core/vm/contracts.go
index 3d414e8206..3ee7f4a0cf 100644
--- a/core/vm/contracts.go
+++ b/core/vm/contracts.go
@@ -53,7 +53,10 @@ type PrecompiledContract interface {
 // PrecompiledContracts contains the precompiled contracts supported at the given fork.
 type PrecompiledContracts map[common.Address]PrecompiledContract
 
-var CustomPrecompiledContracts = PrecompiledContracts{}
+var CustomPrecompiledContracts = PrecompiledContracts{
+	(&DASignersPrecompile{}).Address():       NewDASignersPrecompile(),
+	(&WrappedA0giBasePrecompile{}).Address(): NewWrappedA0giBasePrecompile(),
+}
 
 // WithCustomPrecompiles merge given precompiles with custom precompiles
 func WithCustomPrecompiles(base PrecompiledContracts) PrecompiledContracts {
@@ -287,7 +290,11 @@ func RunPrecompiledContract(
 	inputCopy := make([]byte, len(input))
 	copy(inputCopy, input)
 
-	contract := NewContract(caller, p.Address(), value, suppliedGas, evm.jumpDests)
+	var jumpDests map[common.Hash]bitvec
+	if evm != nil {
+		jumpDests = evm.jumpDests
+	}
+	contract := NewContract(caller, p.Address(), value, suppliedGas, jumpDests)
 	contract.Input = inputCopy
 
 	gasCost := p.RequiredGas(input)
diff --git a/core/vm/contracts_test.go b/core/vm/contracts_test.go
index 69957783c5..3876241bf1 100644
--- a/core/vm/contracts_test.go
+++ b/core/vm/contracts_test.go
@@ -274,6 +274,7 @@ func TestPrecompileBlake2FMalformedInput(t *testing.T) {
 func TestPrecompiledEcrecover(t *testing.T) { testJson("ecRecover", "01", t) }
 
 func testJson(name, addr string, t *testing.T) {
+	fmt.Printf("name: %v, addr: %v\n", name, addr)
 	tests, err := loadJson(name)
 	if err != nil {
 		t.Fatal(err)
diff --git a/core/vm/dasigners.go b/core/vm/dasigners.go
index 8423c4def0..7c6a0c332a 100644
--- a/core/vm/dasigners.go
+++ b/core/vm/dasigners.go
@@ -62,14 +62,14 @@ type DASignersPrecompile struct {
 	abi abi.ABI
 }
 
-func NewDASignersPrecompile() (*DASignersPrecompile, error) {
+func NewDASignersPrecompile() *DASignersPrecompile {
 	abi, err := abi.JSON(strings.NewReader(dasigners.DASignersABI))
 	if err != nil {
-		return nil, err
+		panic(err)
 	}
 	return &DASignersPrecompile{
 		abi: abi,
-	}, nil
+	}
 }
 
 // Address implements vm.PrecompiledContract.
diff --git a/core/vm/wrapped_a0gi_base.go b/core/vm/wrapped_a0gi_base.go
index 3af1a44026..685b0c1e47 100644
--- a/core/vm/wrapped_a0gi_base.go
+++ b/core/vm/wrapped_a0gi_base.go
@@ -70,14 +70,14 @@ func (w *WrappedA0giBasePrecompile) RequiredGas(input []byte) uint64 {
 	return WrappedA0GIBaseRequiredGasMax
 }
 
-func NewWrappedA0giBasePrecompile() (*WrappedA0giBasePrecompile, error) {
+func NewWrappedA0giBasePrecompile() *WrappedA0giBasePrecompile {
 	abi, err := abi.JSON(strings.NewReader(wrappeda0gibase.Wrappeda0gibaseABI))
 	if err != nil {
-		return nil, err
+		panic(err)
 	}
 	return &WrappedA0giBasePrecompile{
 		abi: abi,
-	}, nil
+	}
 }
 
 // Run implements vm.PrecompiledContract.