diff --git a/go.mod b/go.mod
index a55711bdd79..057eeba7802 100644
--- a/go.mod
+++ b/go.mod
@@ -162,7 +162,7 @@ require (
 	github.com/hashicorp/golang-lru v0.5.0 // indirect
 	github.com/hashicorp/golang-lru/arc/v2 v2.0.7 // indirect
 	github.com/hashicorp/raft-boltdb v0.0.0-20231211162105-6c830fa4535e // indirect
-	github.com/holiman/billy v0.0.0-20240216141850-2abb0c79d3c4 // indirect
+	github.com/holiman/billy v0.0.0-20250707135307-f2f9b9aae7db // indirect
 	github.com/holiman/bloomfilter/v2 v2.0.3 // indirect
 	github.com/huin/goupnp v1.3.0 // indirect
 	github.com/influxdata/influxdb-client-go/v2 v2.4.0 // indirect
@@ -308,7 +308,7 @@ require (
 	lukechampine.com/blake3 v1.3.0 // indirect
 )
 
-replace github.com/ethereum/go-ethereum => github.com/ethereum-optimism/op-geth v1.101603.3-rc.3
+replace github.com/ethereum/go-ethereum => github.com/ethereum-optimism/op-geth v1.101603.4-rc.1
 
 // replace github.com/ethereum/go-ethereum => ../op-geth
 
diff --git a/go.sum b/go.sum
index 4e96d52c1a7..daec5bd6f99 100644
--- a/go.sum
+++ b/go.sum
@@ -238,8 +238,8 @@ github.com/emicklei/dot v1.6.2 h1:08GN+DD79cy/tzN6uLCT84+2Wk9u+wvqP+Hkx/dIR8A=
 github.com/emicklei/dot v1.6.2/go.mod h1:DeV7GvQtIw4h2u73RKBkkFdvVAz0D9fzeJrgPW6gy/s=
 github.com/ethereum-optimism/go-ethereum-hdwallet v0.1.4-0.20251001155152-4eb15ccedf7e h1:iy1vBIzACYUyOVyoADUwvAiq2eOPC0yVsDUdolPwQjk=
 github.com/ethereum-optimism/go-ethereum-hdwallet v0.1.4-0.20251001155152-4eb15ccedf7e/go.mod h1:DYj7+vYJ4cIB7zera9mv4LcAynCL5u4YVfoeUu6Wa+w=
-github.com/ethereum-optimism/op-geth v1.101603.3-rc.3 h1:KGpZouRMsMcl9MWOmYKJi+XR1gTT9/2STANv1G7oaNA=
-github.com/ethereum-optimism/op-geth v1.101603.3-rc.3/go.mod h1:Wiy9cngs7ll1slc/dcHHRVuGhozWOpF1y6f31xENR7k=
+github.com/ethereum-optimism/op-geth v1.101603.4-rc.1 h1:5ByBDUKBY/IHibukF/C9kjzaTk4SxUoXH449VuDrMn4=
+github.com/ethereum-optimism/op-geth v1.101603.4-rc.1/go.mod h1:cnGR2M8zX91+rRQxXyNTEOEpw/IwdR8P11FQX7Xaqwk=
 github.com/ethereum-optimism/superchain-registry/validation v0.0.0-20251009180028-9b4658b9b7af h1:WWz0gJM/boaUImtJnROecPirAerKCLpAU4m6Tx0ArOg=
 github.com/ethereum-optimism/superchain-registry/validation v0.0.0-20251009180028-9b4658b9b7af/go.mod h1:NZ816PzLU1TLv1RdAvYAb6KWOj4Zm5aInT0YpDVml2Y=
 github.com/ethereum/c-kzg-4844/v2 v2.1.5 h1:aVtoLK5xwJ6c5RiqO8g8ptJ5KU+2Hdquf6G3aXiHh5s=
@@ -432,8 +432,8 @@ github.com/hashicorp/raft-boltdb v0.0.0-20231211162105-6c830fa4535e h1:SK4y8oR4Z
 github.com/hashicorp/raft-boltdb v0.0.0-20231211162105-6c830fa4535e/go.mod h1:EMz/UIuG93P0MBeHh6CbXQAEe8ckVJLZjhD17lBzK5Q=
 github.com/hashicorp/raft-boltdb/v2 v2.3.1 h1:ackhdCNPKblmOhjEU9+4lHSJYFkJd6Jqyvj6eW9pwkc=
 github.com/hashicorp/raft-boltdb/v2 v2.3.1/go.mod h1:n4S+g43dXF1tqDT+yzcXHhXM6y7MrlUd3TTwGRcUvQE=
-github.com/holiman/billy v0.0.0-20240216141850-2abb0c79d3c4 h1:X4egAf/gcS1zATw6wn4Ej8vjuVGxeHdan+bRb2ebyv4=
-github.com/holiman/billy v0.0.0-20240216141850-2abb0c79d3c4/go.mod h1:5GuXa7vkL8u9FkFuWdVvfR5ix8hRB7DbOAaYULamFpc=
+github.com/holiman/billy v0.0.0-20250707135307-f2f9b9aae7db h1:IZUYC/xb3giYwBLMnr8d0TGTzPKFGNTCGgGLoyeX330=
+github.com/holiman/billy v0.0.0-20250707135307-f2f9b9aae7db/go.mod h1:xTEYN9KCHxuYHs+NmrmzFcnvHMzLLNiGFafCb1n3Mfg=
 github.com/holiman/bloomfilter/v2 v2.0.3 h1:73e0e/V0tCydx14a0SCYS/EWCxgwLZ18CZcZKVu0fao=
 github.com/holiman/bloomfilter/v2 v2.0.3/go.mod h1:zpoh+gs7qcpqrHr3dB55AMiJwo0iURXE7ZOP9L9hSkA=
 github.com/holiman/uint256 v1.3.2 h1:a9EgMPSC1AAaj1SZL5zIQD3WbwTuHrMGOerLjGmM/TA=
diff --git a/op-node/chaincfg/chains_test.go b/op-node/chaincfg/chains_test.go
index fe2c1682dda..dd0ff560cab 100644
--- a/op-node/chaincfg/chains_test.go
+++ b/op-node/chaincfg/chains_test.go
@@ -77,7 +77,7 @@ var mainnetCfg = rollup.Config{
 	GraniteTime:             u64Ptr(1726070401),
 	HoloceneTime:            u64Ptr(1736445601),
 	IsthmusTime:             u64Ptr(1746806401),
-	JovianTime:              u64Ptr(1764086401),
+	JovianTime:              u64Ptr(1764691201),
 	ProtocolVersionsAddress: common.HexToAddress("0x8062AbC286f5e7D9428a0Ccb9AbD71e50d93b935"),
 	ChainOpConfig:           defaultOpConfig,
 }
@@ -118,7 +118,7 @@ var sepoliaCfg = rollup.Config{
 	HoloceneTime:            u64Ptr(1732633200),
 	PectraBlobScheduleTime:  u64Ptr(1742486400),
 	IsthmusTime:             u64Ptr(1744905600),
-	JovianTime:              u64Ptr(1762963201),
+	JovianTime:              u64Ptr(1763568001),
 	ProtocolVersionsAddress: common.HexToAddress("0x79ADD5713B383DAa0a138d3C4780C7A1804a8090"),
 	ChainOpConfig:           defaultOpConfig,
 }
diff --git a/op-service/txmgr/cli_test.go b/op-service/txmgr/cli_test.go
index 892a9d498d5..759ce037d65 100644
--- a/op-service/txmgr/cli_test.go
+++ b/op-service/txmgr/cli_test.go
@@ -44,9 +44,9 @@ func configForArgs(args ...string) CLIConfig {
 }
 
 func TestFallbackToOsakaCellProofTimeIfKnown(t *testing.T) {
-	// No override, but we detect the L1 is Mainnet (no Osaka time yet)
+	// No override, but we detect the L1 is Mainnet
 	cellProofTime := fallbackToOsakaCellProofTimeIfKnown(big.NewInt(1), math.MaxUint64)
-	require.Equal(t, uint64(18446744073709551615), cellProofTime)
+	require.Equal(t, uint64(1764798551), cellProofTime)
 
 	// No override, but we detect the L1 is Sepolia
 	cellProofTime = fallbackToOsakaCellProofTimeIfKnown(big.NewInt(11155111), math.MaxUint64)