diff --git a/tools/syn2mas/src/advisor.mts b/tools/syn2mas/src/advisor.mts
index 2ac797cfc..6d885fb6f 100644
--- a/tools/syn2mas/src/advisor.mts
+++ b/tools/syn2mas/src/advisor.mts
@@ -78,8 +78,8 @@ export async function advisor(argv?: string[]): Promise<void> {
   if (synapseConfig.enable_registration_captcha) {
     error("Synapse config has registration CAPTCHA enabled which isn't supported by MAS: https://github.com/matrix-org/matrix-authentication-service/issues/138");
   }
-  if (synapseConfig.user_consent?.require_at_registration) {
-    warn("Synapse config has user_consent.require_at_registration enabled which will need to be disabled after migration");
+  if (synapseConfig.user_consent) {
+    warn("Synapse config has user_consent configured which will need to be disabled after migration");
   }
 
   const usersWithoutEmailAddress = await count(synapse.count("*").from<SUser>("users").leftOuterJoin<SUserThreePid>("user_threepids", "users.name", "user_threepids.user_id").whereNull("user_threepids.user_id"));
diff --git a/tools/syn2mas/src/types/SynapseConfig.d.ts b/tools/syn2mas/src/types/SynapseConfig.d.ts
index 9f3f741c1..49de636df 100644
--- a/tools/syn2mas/src/types/SynapseConfig.d.ts
+++ b/tools/syn2mas/src/types/SynapseConfig.d.ts
@@ -48,4 +48,5 @@ export interface SynapseConfig {
   };
   enable_registration_captcha?: boolean;
   enable_registration?: boolean;
+  user_consent?: {};
 }