diff --git a/golang-examples/arb-onboarding-signer/go.mod b/golang-examples/arb-onboarding-signer/go.mod
index 67977f9..25d0b45 100644
--- a/golang-examples/arb-onboarding-signer/go.mod
+++ b/golang-examples/arb-onboarding-signer/go.mod
@@ -2,12 +2,12 @@ module github.com/fireflyprotocol/signing-examples/golang-examples/arb-onboardin
 
 go 1.21.0
 
+require github.com/ethereum/go-ethereum v1.12.2
+
 require (
 	github.com/btcsuite/btcd/btcec/v2 v2.3.2 // indirect
 	github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 // indirect
-	github.com/etaaa/Golang-Ethereum-Personal-Sign v1.0.0 // indirect
-	github.com/ethereum/go-ethereum v1.12.2 // indirect
 	github.com/holiman/uint256 v1.2.3 // indirect
-	golang.org/x/crypto v0.12.0 // indirect
-	golang.org/x/sys v0.12.0 // indirect
+	golang.org/x/crypto v0.17.0 // indirect
+	golang.org/x/sys v0.15.0 // indirect
 )
diff --git a/golang-examples/arb-onboarding-signer/go.sum b/golang-examples/arb-onboarding-signer/go.sum
index 240a382..a813d2f 100644
--- a/golang-examples/arb-onboarding-signer/go.sum
+++ b/golang-examples/arb-onboarding-signer/go.sum
@@ -1,14 +1,18 @@
 github.com/btcsuite/btcd/btcec/v2 v2.3.2 h1:5n0X6hX0Zk+6omWcihdYvdAlGf2DfasC0GMf7DClJ3U=
 github.com/btcsuite/btcd/btcec/v2 v2.3.2/go.mod h1:zYzJ8etWJQIv1Ogk7OzpWjowwOdXY1W/17j2MW85J04=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1 h1:q0rUy8C/TYNBQS1+CGKw68tLOFYSNEs0TFnxxnS9+4U=
+github.com/btcsuite/btcd/chaincfg/chainhash v1.0.1/go.mod h1:7SFka0XMvUgj3hfZtydOrQY2mwhPclbT2snogU7SQQc=
+github.com/davecgh/go-spew v1.1.1 h1:vj9j/u1bqnvCEfJOwUhtlOARqs3+rkHYY13jYWTU97c=
+github.com/davecgh/go-spew v1.1.1/go.mod h1:J7Y8YcW2NihsgmVo/mv3lAwl/skON4iLHjSsI+c5H38=
+github.com/decred/dcrd/crypto/blake256 v1.0.1 h1:7PltbUIQB7u/FfZ39+DGa/ShuMyJ5ilcvdfma9wOH6Y=
+github.com/decred/dcrd/crypto/blake256 v1.0.1/go.mod h1:2OfgNZ5wDpcsFmHmCK5gZTPcCXqlm2ArzUIkw9czNJo=
 github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0 h1:8UrgZ3GkP4i/CLijOJx79Yu+etlyjdBU4sfcs2WYQMs=
 github.com/decred/dcrd/dcrec/secp256k1/v4 v4.2.0/go.mod h1:v57UDF4pDQJcEfFUCRop3lJL149eHGSe9Jvczhzjo/0=
-github.com/etaaa/Golang-Ethereum-Personal-Sign v1.0.0 h1:9TYSEXItlsxUKs+JJfkskbTXkKVtGvWbaX3MyU9c7Ck=
-github.com/etaaa/Golang-Ethereum-Personal-Sign v1.0.0/go.mod h1:P8WlF4DkKzr8SD57aNMp0g7ZAIGMfHsKxmZF6qAIYVc=
 github.com/ethereum/go-ethereum v1.12.2 h1:eGHJ4ij7oyVqUQn48LBz3B7pvQ8sV0wGJiIE6gDq/6Y=
 github.com/ethereum/go-ethereum v1.12.2/go.mod h1:1cRAEV+rp/xX0zraSCBnu9Py3HQ+geRMj3HdR+k0wfI=
 github.com/holiman/uint256 v1.2.3 h1:K8UWO1HUJpRMXBxbmaY1Y8IAMZC/RsKB+ArEnnK4l5o=
 github.com/holiman/uint256 v1.2.3/go.mod h1:SC8Ryt4n+UBbPbIBKaG9zbbDlp4jOru9xFZmPzLUTxw=
-golang.org/x/crypto v0.12.0 h1:tFM/ta59kqch6LlvYnPa0yx5a83cL2nHflFhYKvv9Yk=
-golang.org/x/crypto v0.12.0/go.mod h1:NF0Gs7EO5K4qLn+Ylc+fih8BSTeIjAP05siRnAh98yw=
-golang.org/x/sys v0.12.0 h1:CM0HF96J0hcLAwsHPJZjfdNzs0gftsLfgKt57wWHJ0o=
-golang.org/x/sys v0.12.0/go.mod h1:oPkhp1MJrh7nUepCBck5+mAzfO9JrbApNNgaTdGDITg=
+golang.org/x/crypto v0.17.0 h1:r8bRNjWL3GshPW3gkd+RpvzWrZAwPS49OmTGZ/uhM4k=
+golang.org/x/crypto v0.17.0/go.mod h1:gCAAfMLgwOJRpTjQ2zCCt2OcSfYMTeZVSRtQlPC7Nq4=
+golang.org/x/sys v0.15.0 h1:h48lPFYpsTvQJZF4EKyI4aLHaev3CxivZmv7yZig9pc=
+golang.org/x/sys v0.15.0/go.mod h1:/VUhepiaJMQUp4+oa/7Zr1D23ma6VTLIYjOOTFZPUcA=