diff --git a/go.mod b/go.mod
index 498f205..a3cde07 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/blinklabs-io/tx-submit-api
 go 1.19
 
 require (
-	github.com/blinklabs-io/gouroboros v0.47.0
+	github.com/blinklabs-io/gouroboros v0.48.0
 	github.com/fxamacker/cbor/v2 v2.4.0
 	github.com/gin-contrib/zap v0.1.0
 	github.com/gin-gonic/gin v1.9.1
diff --git a/go.sum b/go.sum
index bb108b7..fd3d8cf 100644
--- a/go.sum
+++ b/go.sum
@@ -48,8 +48,8 @@ github.com/beorn7/perks v1.0.1 h1:VlbKKnNfV8bJzeqoa4cOKqO6bYr3WgKZxO8Z16+hsOM=
 github.com/beorn7/perks v1.0.1/go.mod h1:G2ZrVWU2WbWT9wwq4/hrbKbnv/1ERSJQ0ibhJ6rlkpw=
 github.com/bits-and-blooms/bitset v1.2.0 h1:Kn4yilvwNtMACtf1eYDlG8H77R07mZSPbMjLyS07ChA=
 github.com/bits-and-blooms/bitset v1.2.0/go.mod h1:gIdJ4wp64HaoK2YrL1Q5/N7Y16edYb8uY+O0FJTyyDA=
-github.com/blinklabs-io/gouroboros v0.47.0 h1:N8SoWoT6h6m+w60OU5qNGNyAHj/MxJzSZaw6cnR1Dc8=
-github.com/blinklabs-io/gouroboros v0.47.0/go.mod h1:J3Zf9Fx65LoLldIZB4+dZZpsUsGfwXMQQKQOhNBNlwY=
+github.com/blinklabs-io/gouroboros v0.48.0 h1:A3mqNX1C8QtW/CoIoF3iyXfKPrKyfyWfbjzdnkwj6Jw=
+github.com/blinklabs-io/gouroboros v0.48.0/go.mod h1:WBghLJF3Im3hXjMd8BFk929tfuSjcUZdn2zE2xtZJEo=
 github.com/bytedance/sonic v1.5.0/go.mod h1:ED5hyg4y6t3/9Ku1R6dU/4KyJ48DZ4jPhfY1O2AihPM=
 github.com/bytedance/sonic v1.9.1 h1:6iJ6NqdoxCDr6mbY8h18oSO+cShGSMRGCEo7F2h0x8s=
 github.com/bytedance/sonic v1.9.1/go.mod h1:i736AoUSYt75HyZLoJW9ERYxcy6eaN6h4BZXU064P/U=