diff --git a/deps/ziti-tunnel-sdk-c b/deps/ziti-tunnel-sdk-c
index 0cb7c78..18bf474 160000
--- a/deps/ziti-tunnel-sdk-c
+++ b/deps/ziti-tunnel-sdk-c
@@ -1 +1 @@
-Subproject commit 0cb7c78ff2821f6092d2b4ef5209601a7d6d73ad
+Subproject commit 18bf4744d7cbeb2eb769dc22a58746c89ae562d9
diff --git a/lib/ZitiMfaAuthQuery.swift b/lib/ZitiMfaAuthQuery.swift
index 475e88d..665f08f 100644
--- a/lib/ZitiMfaAuthQuery.swift
+++ b/lib/ZitiMfaAuthQuery.swift
@@ -22,7 +22,7 @@ import CZitiPrivate
     private static let log = ZitiLog(ZitiMfaAuthQuery.self)
     
     /// query type
-    public var typeId:String?
+    public var typeId:UInt32?
     
     /// MFA provider
     public var provider:String?
@@ -45,7 +45,7 @@ import CZitiPrivate
     init(_ cAuthQuery:UnsafePointer<ziti_auth_query_mfa>) {
         super.init()
         
-        typeId     = toStr(cAuthQuery.pointee.type_id)
+        typeId     = cAuthQuery.pointee.type_id.rawValue
         provider   = toStr(cAuthQuery.pointee.provider)
         httpMethod = toStr(cAuthQuery.pointee.http_method)
         httpUrl    = toStr(cAuthQuery.pointee.http_url)