diff --git a/go.mod b/go.mod
index ea7204a..b03a84d 100644
--- a/go.mod
+++ b/go.mod
@@ -2,7 +2,7 @@ module github.com/Crossbell-Box/contracts.go
 
 go 1.20
 
-require github.com/ethereum/go-ethereum v1.11.5
+require github.com/ethereum/go-ethereum v1.11.6
 
 require (
 	github.com/StackExchange/wmi v0.0.0-20180116203802-5d049714c4a6 // indirect
@@ -14,11 +14,11 @@ require (
 	github.com/go-stack/stack v1.8.1 // indirect
 	github.com/google/uuid v1.3.0 // indirect
 	github.com/gorilla/websocket v1.4.2 // indirect
-	github.com/holiman/uint256 v1.2.0 // indirect
+	github.com/holiman/uint256 v1.2.2-0.20230321075855-87b91420868c // indirect
 	github.com/shirou/gopsutil v3.21.4-0.20210419000835-c7a38de76ee5+incompatible // indirect
 	github.com/tklauser/go-sysconf v0.3.5 // indirect
 	github.com/tklauser/numcpus v0.2.2 // indirect
 	golang.org/x/crypto v0.1.0 // indirect
-	golang.org/x/sys v0.5.0 // indirect
+	golang.org/x/sys v0.6.0 // indirect
 	gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce // indirect
 )
diff --git a/go.sum b/go.sum
index 703c12a..8e32202 100644
--- a/go.sum
+++ b/go.sum
@@ -22,6 +22,8 @@ github.com/decred/dcrd/dcrec/secp256k1/v4 v4.0.1/go.mod h1:hyedUtir6IdtD/7lIxGeC
 github.com/edsrzf/mmap-go v1.0.0 h1:CEBF7HpRnUCSJgGUb5h1Gm7e3VkmVDrR8lvWVLtrOFw=
 github.com/ethereum/go-ethereum v1.11.5 h1:3M1uan+LAUvdn+7wCEFrcMM4LJTeuxDrPTg/f31a5QQ=
 github.com/ethereum/go-ethereum v1.11.5/go.mod h1:it7x0DWnTDMfVFdXcU6Ti4KEFQynLHVRarcSlPr0HBo=
+github.com/ethereum/go-ethereum v1.11.6 h1:2VF8Mf7XiSUfmoNOy3D+ocfl9Qu8baQBrCNbo2CXQ8E=
+github.com/ethereum/go-ethereum v1.11.6/go.mod h1:+a8pUj1tOyJ2RinsNQD4326YS+leSoKGiG/uVVb0x6Y=
 github.com/fsnotify/fsnotify v1.6.0 h1:n+5WquG0fcWoWp6xPWfHdbskMCQaFnG6PfBrh1Ky4HY=
 github.com/fsnotify/fsnotify v1.6.0/go.mod h1:sl3t1tCWJFWoRz9R8WJCbQihKKwmorjAbSClcnxKAGw=
 github.com/gballet/go-libpcsclite v0.0.0-20190607065134-2772fd86a8ff h1:tY80oXqGNY4FhTFhk+o9oFHGINQ/+vhlm8HFzi6znCI=
@@ -41,6 +43,8 @@ github.com/gorilla/websocket v1.4.2/go.mod h1:YR8l580nyteQvAITg2hZ9XVh4b55+EU/ad
 github.com/holiman/bloomfilter/v2 v2.0.3 h1:73e0e/V0tCydx14a0SCYS/EWCxgwLZ18CZcZKVu0fao=
 github.com/holiman/uint256 v1.2.0 h1:gpSYcPLWGv4sG43I2mVLiDZCNDh/EpGjSk8tmtxitHM=
 github.com/holiman/uint256 v1.2.0/go.mod h1:y4ga/t+u+Xwd7CpDgZESaRcWy0I7XMlTMA25ApIH5Jw=
+github.com/holiman/uint256 v1.2.2-0.20230321075855-87b91420868c h1:DZfsyhDK1hnSS5lH8l+JggqzEleHteTYfutAiVlSUM8=
+github.com/holiman/uint256 v1.2.2-0.20230321075855-87b91420868c/go.mod h1:SC8Ryt4n+UBbPbIBKaG9zbbDlp4jOru9xFZmPzLUTxw=
 github.com/huin/goupnp v1.0.3 h1:N8No57ls+MnjlB+JPiCVSOyy/ot7MJTqlo7rn+NYSqQ=
 github.com/jackpal/go-nat-pmp v1.0.2 h1:KzKSgb7qkJvOUTqYl9/Hg/me3pWgBmERKrTGD7BdWus=
 github.com/klauspost/compress v1.15.15 h1:EF27CXIuDsYJ6mmvtBRlEuB2UVOqHG1tAXgZ7yIO+lw=
@@ -75,6 +79,8 @@ golang.org/x/sys v0.0.0-20210316164454-77fc1eacc6aa/go.mod h1:h1NjWce9XRLGQEsW7w
 golang.org/x/sys v0.0.0-20220908164124-27713097b956/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/sys v0.5.0 h1:MUK/U/4lj1t1oPg0HfuXDN/Z1wv31ZJ/YcPiGccS4DU=
 golang.org/x/sys v0.5.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/sys v0.6.0 h1:MVltZSvRTcU2ljQOhs94SXPftV6DCNnZViHeQps87pQ=
+golang.org/x/sys v0.6.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
 golang.org/x/text v0.7.0 h1:4BRB4x83lYWy72KwLD/qYDuTu7q9PjSagHvijDw7cLo=
 google.golang.org/protobuf v1.28.1 h1:d0NfwRgPtno5B1Wa6L2DAG+KivqkdutMf1UhdNx175w=
 gopkg.in/natefinch/npipe.v2 v2.0.0-20160621034901-c1b8fa8bdcce h1:+JknDZhAj8YMt7GC73Ei8pv4MzjDUNPHgQWJdtMAaDU=