diff --git a/go.mod b/go.mod
index fdb91e1..f6236d5 100644
--- a/go.mod
+++ b/go.mod
@@ -9,7 +9,7 @@ require (
 	connectrpc.com/grpchealth v1.3.0
 	connectrpc.com/grpcreflect v1.2.0
 	github.com/blinklabs-io/adder v0.25.0
-	github.com/blinklabs-io/gouroboros v0.103.2
+	github.com/blinklabs-io/gouroboros v0.103.5
 	github.com/blinklabs-io/tx-submit-api v0.20.1
 	github.com/gin-contrib/zap v1.1.4
 	github.com/gin-gonic/gin v1.10.0
diff --git a/go.sum b/go.sum
index 3cd4693..0fe2bf9 100644
--- a/go.sum
+++ b/go.sum
@@ -20,8 +20,8 @@ github.com/bits-and-blooms/bitset v1.8.0 h1:FD+XqgOZDUxxZ8hzoBFuV9+cGWY9CslN6d5M
 github.com/bits-and-blooms/bitset v1.8.0/go.mod h1:7hO7Gc7Pp1vODcmWvKMRA9BNmbv6a/7QIWpPxHddWR8=
 github.com/blinklabs-io/adder v0.25.0 h1:Rkfg3c3HX9bxM2+GJlkX4npGBunNUSSWUAhquVooVa8=
 github.com/blinklabs-io/adder v0.25.0/go.mod h1:T8QPCxIk9WfKCwKb+wWIR25/dbXbdOrf9D/QcOcoaYk=
-github.com/blinklabs-io/gouroboros v0.103.2 h1:kPA4dL0Ycwkh1ZJ6tckyRpUT2XU7ghRGHeKWI4HwQV8=
-github.com/blinklabs-io/gouroboros v0.103.2/go.mod h1:wjiNCbZ2uQy9DGfLCgEgqagHxNBAv5UYsOdRBgoi3SU=
+github.com/blinklabs-io/gouroboros v0.103.5 h1:PchF9z2bGYZC/QzeCJAtZLqMv34geE6oCRzLD+4pzfY=
+github.com/blinklabs-io/gouroboros v0.103.5/go.mod h1:wjiNCbZ2uQy9DGfLCgEgqagHxNBAv5UYsOdRBgoi3SU=
 github.com/blinklabs-io/ouroboros-mock v0.3.5 h1:/KWbSoH8Pjrd9uxOH7mVbI7XFsDCNW/O9FtLlvJDUpQ=
 github.com/blinklabs-io/ouroboros-mock v0.3.5/go.mod h1:JtUQ3Luo22hCnGBxuxNp6JaUx63VxidxWwmcaVMremw=
 github.com/blinklabs-io/tx-submit-api v0.20.1 h1:IdMqh12CSwPY44HqE9s8AbMlMZ+dhNAZSzXDReE+sSo=