diff --git a/go.mod b/go.mod
index d96ccbb76bbc..034fc6c402ab 100644
--- a/go.mod
+++ b/go.mod
@@ -265,7 +265,7 @@ require (
 	rsc.io/tmplfunc v0.0.3 // indirect
 )
 
-replace github.com/ethereum/go-ethereum v1.13.11 => github.com/ethereum-optimism/op-geth v1.101311.0
+replace github.com/ethereum/go-ethereum v1.13.11 => github.com/ethereum-optimism/op-geth v1.101311.1-rc.1
 
 //replace github.com/ethereum/go-ethereum v1.13.9 => ../op-geth
 
diff --git a/go.sum b/go.sum
index 56ac703a6407..af0e2897a9b9 100644
--- a/go.sum
+++ b/go.sum
@@ -223,8 +223,8 @@ github.com/elastic/gosigar v0.14.2 h1:Dg80n8cr90OZ7x+bAax/QjoW/XqTI11RmA79ZwIm9/
 github.com/elastic/gosigar v0.14.2/go.mod h1:iXRIGg2tLnu7LBdpqzyQfGDEidKCfWcCMS0WKyPWoMs=
 github.com/ethereum-optimism/go-ethereum-hdwallet v0.1.3 h1:RWHKLhCrQThMfch+QJ1Z8veEq5ZO3DfIhZ7xgRP9WTc=
 github.com/ethereum-optimism/go-ethereum-hdwallet v0.1.3/go.mod h1:QziizLAiF0KqyLdNJYD7O5cpDlaFMNZzlxYNcWsJUxs=
-github.com/ethereum-optimism/op-geth v1.101311.0 h1:n0e5WD9kEwuXb5prAO7b+2ctz/sLy6tlJ2qmbbPEi9Y=
-github.com/ethereum-optimism/op-geth v1.101311.0/go.mod h1:K23yb9efVf9DdUOv/vl/Ux57Tng00rLaFqWYlFF45CA=
+github.com/ethereum-optimism/op-geth v1.101311.1-rc.1 h1:oOLkib+1GGZAgOMc5cG0dcku928ml/L+1SsbBnXoGko=
+github.com/ethereum-optimism/op-geth v1.101311.1-rc.1/go.mod h1:K23yb9efVf9DdUOv/vl/Ux57Tng00rLaFqWYlFF45CA=
 github.com/ethereum-optimism/superchain-registry/superchain v0.0.0-20240418160534-4156733e7232 h1:jRdLJs4E3ilsDGK7+k39QPi3QKL/b1cLnyv8mfOCVo4=
 github.com/ethereum-optimism/superchain-registry/superchain v0.0.0-20240418160534-4156733e7232/go.mod h1:7xh2awFQqsiZxFrHKTgEd+InVfDRrkKVUIuK8SAFHp0=
 github.com/ethereum/c-kzg-4844 v0.4.0 h1:3MS1s4JtA868KpJxroZoepdV0ZKBp3u/O5HcZ7R3nlY=
diff --git a/op-chain-ops/genesis/genesis.go b/op-chain-ops/genesis/genesis.go
index 1919aac1f7e7..1df9e683c9de 100644
--- a/op-chain-ops/genesis/genesis.go
+++ b/op-chain-ops/genesis/genesis.go
@@ -66,6 +66,7 @@ func NewL2Genesis(config *DeployConfig, block *types.Block) (*core.Genesis, erro
 		ShanghaiTime:                  config.CanyonTime(block.Time()),
 		CancunTime:                    config.EcotoneTime(block.Time()),
 		EcotoneTime:                   config.EcotoneTime(block.Time()),
+		FjordTime:                     config.FjordTime(block.Time()),
 		InteropTime:                   config.InteropTime(block.Time()),
 		Optimism: &params.OptimismConfig{
 			EIP1559Denominator:       eip1559Denom,
diff --git a/op-e2e/op_geth_test.go b/op-e2e/op_geth_test.go
index aaad0c3474f6..90b117084ce7 100644
--- a/op-e2e/op_geth_test.go
+++ b/op-e2e/op_geth_test.go
@@ -22,6 +22,14 @@ import (
 	"github.com/stretchr/testify/require"
 )
 
+var (
+	rip7212Precompile = common.HexToAddress("0x0000000000000000000000000000000000000100")
+	invalid7212Data   = []byte{0x00}
+	// This is a valid hash, r, s, x, y params for RIP-7212 taken from:
+	// https://gist.github.com/ulerdogan/8f1714895e23a54147fc529ea30517eb
+	valid7212Data = common.FromHex("4cee90eb86eaa050036147a12d49004b6b9c72bd725d39d4785011fe190f0b4da73bd4903f0ce3b639bbbf6e8e80d16931ff4bcf5993d58468e8fb19086e8cac36dbcd03009df8c59286b162af3bd7fcc0450c9aa81be5d10d312af6c66b1d604aebd3099c618202fcfe16ae7770b0c49ab5eadf74b754204a3bb6060e44eff37618b065f9832de4ca6ca971a7a1adc826d0f7c00181a5fb2ddf79ae00b4e10e")
+)
+
 // TestMissingGasLimit tests that op-geth cannot build a block without gas limit while optimism is active in the chain config.
 func TestMissingGasLimit(t *testing.T) {
 	InitParallel(t)
@@ -1015,3 +1023,108 @@ func TestEcotone(t *testing.T) {
 		})
 	}
 }
+
+func TestPreFjord(t *testing.T) {
+	futureTimestamp := hexutil.Uint64(4)
+
+	tests := []struct {
+		name      string
+		fjordTime *hexutil.Uint64
+	}{
+		{name: "FjordNotScheduled"},
+		{name: "FjordNotYetActive", fjordTime: &futureTimestamp},
+	}
+	for _, test := range tests {
+		test := test
+
+		t.Run(fmt.Sprintf("RIP7212_%s", test.name), func(t *testing.T) {
+			InitParallel(t)
+			cfg := DefaultSystemConfig(t)
+			s := hexutil.Uint64(0)
+			cfg.DeployConfig.L2GenesisCanyonTimeOffset = &s
+			cfg.DeployConfig.L2GenesisDeltaTimeOffset = &s
+			cfg.DeployConfig.L2GenesisEcotoneTimeOffset = &s
+			cfg.DeployConfig.L2GenesisFjordTimeOffset = test.fjordTime
+
+			ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
+			defer cancel()
+
+			opGeth, err := NewOpGeth(t, ctx, &cfg)
+			require.NoError(t, err)
+			defer opGeth.Close()
+
+			// valid request pre-fjord returns empty response
+			response, err := opGeth.L2Client.CallContract(ctx, ethereum.CallMsg{
+				To:   &rip7212Precompile,
+				Data: valid7212Data,
+			}, nil)
+
+			require.NoError(t, err)
+			require.Equal(t, []byte{}, response, "should return empty response pre-fjord for valid signature")
+
+			// invalid request returns returns empty response
+			response, err = opGeth.L2Client.CallContract(ctx, ethereum.CallMsg{
+				To:   &rip7212Precompile,
+				Data: invalid7212Data,
+			}, nil)
+
+			require.NoError(t, err)
+			require.Equal(t, []byte{}, response, "should return empty response for invalid signature")
+		})
+	}
+}
+
+func TestFjord(t *testing.T) {
+	tests := []struct {
+		name          string
+		fjordTime     hexutil.Uint64
+		activateFjord func(ctx context.Context, opGeth *OpGeth)
+	}{
+		{name: "ActivateAtGenesis", fjordTime: 0, activateFjord: func(ctx context.Context, opGeth *OpGeth) {}},
+		{name: "ActivateAfterGenesis", fjordTime: 2, activateFjord: func(ctx context.Context, opGeth *OpGeth) {
+			//	Adding this block advances us to the fork time.
+			_, err := opGeth.AddL2Block(ctx)
+			require.NoError(t, err)
+		}},
+	}
+
+	for _, test := range tests {
+		test := test
+		t.Run(fmt.Sprintf("RIP7212_%s", test.name), func(t *testing.T) {
+			InitParallel(t)
+			cfg := DefaultSystemConfig(t)
+			s := hexutil.Uint64(0)
+			cfg.DeployConfig.L2GenesisCanyonTimeOffset = &s
+			cfg.DeployConfig.L2GenesisDeltaTimeOffset = &s
+			cfg.DeployConfig.L2GenesisEcotoneTimeOffset = &s
+			cfg.DeployConfig.L2GenesisFjordTimeOffset = &test.fjordTime
+
+			ctx, cancel := context.WithTimeout(context.Background(), 60*time.Second)
+			defer cancel()
+
+			opGeth, err := NewOpGeth(t, ctx, &cfg)
+			require.NoError(t, err)
+			defer opGeth.Close()
+
+			test.activateFjord(ctx, opGeth)
+
+			// valid request returns one
+			response, err := opGeth.L2Client.CallContract(ctx, ethereum.CallMsg{
+				To:   &rip7212Precompile,
+				Data: valid7212Data,
+			}, nil)
+
+			require.NoError(t, err)
+			require.Equal(t, common.LeftPadBytes([]byte{1}, 32), response, "should return 1 for valid signature")
+
+			// invalid request returns empty response, this is how the spec denotes an error.
+			response, err = opGeth.L2Client.CallContract(ctx, ethereum.CallMsg{
+				To:   &rip7212Precompile,
+				Data: invalid7212Data,
+			}, nil)
+
+			require.NoError(t, err)
+			require.Equal(t, []byte{}, response, "should return empty response for invalid signature")
+		})
+	}
+}