diff --git a/sdk/go.mod b/sdk/go.mod
index 28d42e6e1..a1b2064e4 100644
--- a/sdk/go.mod
+++ b/sdk/go.mod
@@ -9,7 +9,7 @@ require (
 	github.com/lestrrat-go/jwx/v2 v2.0.21
 	github.com/opentdf/platform/lib/fixtures v0.2.10
 	github.com/opentdf/platform/lib/ocrypto v0.1.8
-	github.com/opentdf/platform/protocol/go v0.2.27
+	github.com/opentdf/platform/protocol/go v0.2.28
 	github.com/stretchr/testify v1.9.0
 	github.com/testcontainers/testcontainers-go v0.32.0
 	github.com/xeipuuv/gojsonschema v1.2.0
diff --git a/sdk/go.sum b/sdk/go.sum
index cad1766f9..d5657a2ec 100644
--- a/sdk/go.sum
+++ b/sdk/go.sum
@@ -116,8 +116,8 @@ github.com/opentdf/platform/lib/fixtures v0.2.10 h1:R688b98ctsEiDRlQSvLxmAWT7bXv
 github.com/opentdf/platform/lib/fixtures v0.2.10/go.mod h1:wGhclxDeDXf8bp5VAWztT1nY2gWVNGQLd8rWs5wtXV0=
 github.com/opentdf/platform/lib/ocrypto v0.1.8 h1:FUKMHsVCjU4NmgaXgS1RFstl19tkX/7USTIubAuUBlA=
 github.com/opentdf/platform/lib/ocrypto v0.1.8/go.mod h1:UTtqh8mvhAYA+sEnaMxpr/406e84L5Q1sAxtKGIXfu4=
-github.com/opentdf/platform/protocol/go v0.2.27 h1:ZnfXvVio+j/LzfEY8cHo8/tS45XAPWa2xO7Y1tn/hWs=
-github.com/opentdf/platform/protocol/go v0.2.27/go.mod h1:eldxqX2oF2ADtG8ivhfwn1lALVMX4aaUM+Lp9ynOJXs=
+github.com/opentdf/platform/protocol/go v0.2.28 h1:UfX+yFWFGCtxsvCyIO62p4v7CBtcVR+2dCqHq3O0vy4=
+github.com/opentdf/platform/protocol/go v0.2.28/go.mod h1:eldxqX2oF2ADtG8ivhfwn1lALVMX4aaUM+Lp9ynOJXs=
 github.com/opentracing/opentracing-go v1.2.0 h1:uEJPy/1a5RIPAJ0Ov+OIO8OxWu77jEv+1B0VhjKrZUs=
 github.com/opentracing/opentracing-go v1.2.0/go.mod h1:GxEUsuufX4nBwe+T+Wl9TAgYrxe9dPLANfrWvHYVTgc=
 github.com/pkg/errors v0.9.1 h1:FEBLx1zS214owpjy7qsBeixbURkuhQAwrK5UwLGTwt4=