diff --git a/go.mod b/go.mod
index ba5e1a8..d5463b9 100644
--- a/go.mod
+++ b/go.mod
@@ -1,10 +1,11 @@
 module github.com/blinklabs-io/tx-submit-api-mirror
 
 go 1.21
+toolchain go1.22.5
 
 require (
 	github.com/blinklabs-io/cardano-models v0.3.7
-	github.com/blinklabs-io/gouroboros v0.100.0
+	github.com/blinklabs-io/gouroboros v0.102.0
 	github.com/fxamacker/cbor/v2 v2.7.0
 	github.com/gin-contrib/cors v1.7.2
 	github.com/gin-contrib/zap v1.1.4
diff --git a/go.sum b/go.sum
index aef94f5..09eed5f 100644
--- a/go.sum
+++ b/go.sum
@@ -2,8 +2,8 @@ filippo.io/edwards25519 v1.1.0 h1:FNf4tywRC1HmFuKW5xopWpigGjJKiJSV0Cqo0cJWDaA=
 filippo.io/edwards25519 v1.1.0/go.mod h1:BxyFTGdWcka3PhytdK4V28tE5sGfRvvvRV7EaN4VDT4=
 github.com/blinklabs-io/cardano-models v0.3.7 h1:KkIFnimGf/5JLL8JPsH7hbfzUrC8qfHBYv3fx+AJSb4=
 github.com/blinklabs-io/cardano-models v0.3.7/go.mod h1:gnL+MVNX7b4bxH7AjeV1xJBbwIqwvXhJDOWiVt5ji50=
-github.com/blinklabs-io/gouroboros v0.100.0 h1:f1M0AA+Zi4YC4sbR0gJBOaMyKTClRTNY894r4Lm7TDk=
-github.com/blinklabs-io/gouroboros v0.100.0/go.mod h1:otpDPTJTU/EVt3J4axaJAA1gF/0UtalSdVxVqXK8Zuk=
+github.com/blinklabs-io/gouroboros v0.102.0 h1:SSw1SW5a/eunPJdwJHARur/dlGdTrLEq5ScRFZjhen0=
+github.com/blinklabs-io/gouroboros v0.102.0/go.mod h1:okgJskD4KXG5itGM95gUl6J+rKbURzaP++HTeCokgkM=
 github.com/bytedance/sonic v1.12.1 h1:jWl5Qz1fy7X1ioY74WqO0KjAMtAGQs4sYnjiEBiyX24=
 github.com/bytedance/sonic v1.12.1/go.mod h1:B8Gt/XvtZ3Fqj+iSKMypzymZxw/FVwgIGKzMzT9r/rk=
 github.com/bytedance/sonic/loader v0.1.1/go.mod h1:ncP89zfokxS5LZrJxl5z0UJcsk4M4yY2JpfqGeCtNLU=