diff --git a/examples/go.mod b/examples/go.mod
index 3f670b6..c82c43c 100644
--- a/examples/go.mod
+++ b/examples/go.mod
@@ -10,7 +10,7 @@ require (
 )
 
 require (
-	github.com/bitcoin-sv/go-sdk v1.1.9 // indirect
+	github.com/bitcoin-sv/go-sdk v1.1.14 // indirect
 	github.com/boombuler/barcode v1.0.2 // indirect
 	github.com/pkg/errors v0.9.1 // indirect
 	github.com/pquerna/otp v1.4.0 // indirect
diff --git a/examples/go.sum b/examples/go.sum
index 53a449e..1e5fc01 100644
--- a/examples/go.sum
+++ b/examples/go.sum
@@ -1,5 +1,5 @@
-github.com/bitcoin-sv/go-sdk v1.1.9 h1:N/LlZUMHNYKjEBuY72c3XSlzUI/q7IN34R0p6J0Qtjc=
-github.com/bitcoin-sv/go-sdk v1.1.9/go.mod h1:NOAkJLbjqKOLuxJmb9ABG86ExTZp4HS8+iygiDIUps4=
+github.com/bitcoin-sv/go-sdk v1.1.14 h1:65PrWc8H5in138fplswpxpXuV3HwQQgyXDBegioyVbY=
+github.com/bitcoin-sv/go-sdk v1.1.14/go.mod h1:khREs6RkJuYkxFD3ZB9I+zcGjfxoHeACg9Zr3f7Fn7s=
 github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.31 h1:Y7JZ1oxjQnINGuDxK7VMOQiTCCuEm3BXC/SLhpaZoPs=
 github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.31/go.mod h1:PEJdH9ZWKOiKHyOZkzYsRbKuZjzlRaEJy3GsM75Icdo=
 github.com/boombuler/barcode v1.0.1-0.20190219062509-6c824513bacc/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
diff --git a/go.mod b/go.mod
index d565b59..be7b537 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/bitcoin-sv/spv-wallet-go-client
 go 1.22.5
 
 require (
-	github.com/bitcoin-sv/go-sdk v1.1.9
+	github.com/bitcoin-sv/go-sdk v1.1.14
 	github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.31
 	github.com/pquerna/otp v1.4.0
 	github.com/stretchr/testify v1.9.0
diff --git a/go.sum b/go.sum
index 19d6f61..b637d3e 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,5 @@
-github.com/bitcoin-sv/go-sdk v1.1.9 h1:N/LlZUMHNYKjEBuY72c3XSlzUI/q7IN34R0p6J0Qtjc=
-github.com/bitcoin-sv/go-sdk v1.1.9/go.mod h1:NOAkJLbjqKOLuxJmb9ABG86ExTZp4HS8+iygiDIUps4=
-github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.30 h1:ISfi6nkJ+hHGexkI89bAUjT44SPWNW82qE6QKa90bIs=
-github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.30/go.mod h1:PEJdH9ZWKOiKHyOZkzYsRbKuZjzlRaEJy3GsM75Icdo=
+github.com/bitcoin-sv/go-sdk v1.1.14 h1:65PrWc8H5in138fplswpxpXuV3HwQQgyXDBegioyVbY=
+github.com/bitcoin-sv/go-sdk v1.1.14/go.mod h1:khREs6RkJuYkxFD3ZB9I+zcGjfxoHeACg9Zr3f7Fn7s=
 github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.31 h1:Y7JZ1oxjQnINGuDxK7VMOQiTCCuEm3BXC/SLhpaZoPs=
 github.com/bitcoin-sv/spv-wallet/models v1.0.0-beta.31/go.mod h1:PEJdH9ZWKOiKHyOZkzYsRbKuZjzlRaEJy3GsM75Icdo=
 github.com/boombuler/barcode v1.0.1-0.20190219062509-6c824513bacc/go.mod h1:paBWMcWSl3LHKBqUq+rly7CNSldXjb2rDl3JlRe0mD8=
diff --git a/http.go b/http.go
index a896026..29c8c1a 100644
--- a/http.go
+++ b/http.go
@@ -487,7 +487,7 @@ func createSignatureAccessKey(privateKeyHex, bodyString string) (payload *models
 
 	// Get the AccessKey
 	payload = new(models.AuthPayload)
-	payload.AccessKey = hex.EncodeToString(publicKey.SerializeCompressed())
+	payload.AccessKey = hex.EncodeToString(publicKey.Compressed())
 
 	// auth_nonce is a random unique string to seed the signing message
 	// this can be checked server side to make sure the request is not being replayed
diff --git a/totp_test.go b/totp_test.go
index d2c3e24..f63bb80 100644
--- a/totp_test.go
+++ b/totp_test.go
@@ -129,5 +129,5 @@ func makeMockPKI(xpub string) string {
 		panic(err)
 	}
 
-	return hex.EncodeToString(pubKey.SerializeCompressed())
+	return hex.EncodeToString(pubKey.Compressed())
 }