diff --git a/go.mod b/go.mod
index 6dd4ab4..0b5edfe 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	connectrpc.com/grpchealth v1.4.0
 	connectrpc.com/grpcreflect v1.3.0
 	github.com/blinklabs-io/adder v0.33.0
-	github.com/blinklabs-io/gouroboros v0.137.1
+	github.com/blinklabs-io/gouroboros v0.138.0
 	github.com/blinklabs-io/tx-submit-api v0.20.10
 	github.com/gin-gonic/gin v1.11.0
 	github.com/gorilla/websocket v1.5.3
diff --git a/go.sum b/go.sum
index c49aba1..629e9c4 100644
--- a/go.sum
+++ b/go.sum
@@ -15,10 +15,10 @@ github.com/bits-and-blooms/bitset v1.20.0 h1:2F+rfL86jE2d/bmw7OhqUg2Sj/1rURkBn3M
 github.com/bits-and-blooms/bitset v1.20.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/blinklabs-io/adder v0.33.0 h1:WGqRUHIlFDl9RfidmyU/RT9GhR3eEZ4XHzSMk90Wn3Y=
 github.com/blinklabs-io/adder v0.33.0/go.mod h1:FEXfOLWW+MF7YD/ikxZ8fmYsOwkWVKImfsZM4yx8qm0=
-github.com/blinklabs-io/gouroboros v0.137.1 h1:4d3Yp50i53JiBUmpCDQQ98Wh2PsBm3HfcV/axjK789U=
-github.com/blinklabs-io/gouroboros v0.137.1/go.mod h1:6Gnhu76jzCE0p7zHmQn7TjP8t2MMghF711LgxiuLelg=
-github.com/blinklabs-io/ouroboros-mock v0.3.8 h1:+DAt2rx0ouZUxee5DBMgZq3I1+ZdxFSHG9g3tYl/FKU=
-github.com/blinklabs-io/ouroboros-mock v0.3.8/go.mod h1:UwQIf4KqZwO13P9d90fbi3UL/X7JaJfeEbqk+bEeFQA=
+github.com/blinklabs-io/gouroboros v0.138.0 h1:yQF18YmC/hOz6g0/z/SdwsLB1bHD8019wQRQPwabUck=
+github.com/blinklabs-io/gouroboros v0.138.0/go.mod h1:xwDWF3wRp/9l7uZ6DLfy/OFGdO4GjKomsWmv9i3le6s=
+github.com/blinklabs-io/ouroboros-mock v0.3.9 h1:UnciDccJ5tZCR1xI0BcxGZcYjJ/PS5MpnjiiGtrZ680=
+github.com/blinklabs-io/ouroboros-mock v0.3.9/go.mod h1:uTkE8/LAYL7yQSntH48Pudf5Xn+jaBWMj+9udbzYXhI=
 github.com/blinklabs-io/plutigo v0.0.13 h1:JztPigFmknQmQ3Ti1+mdTY96ihOUDh6wJ3pPnN2YYBU=
 github.com/blinklabs-io/plutigo v0.0.13/go.mod h1:CoNpHHFifPV21KfnHlP3hEFOVj3yF6zgV5OPr058+Do=
 github.com/blinklabs-io/tx-submit-api v0.20.10 h1:+Il7414Nd4/82pr87tsyYRtE+6j52MGrWh5CIHBJzXc=