diff --git a/src/services/service-registry.ts b/src/services/service-registry.ts
index 1200fb1..b0ee8c2 100644
--- a/src/services/service-registry.ts
+++ b/src/services/service-registry.ts
@@ -963,10 +963,10 @@ export function buildCuratorServiceRoute(input: CuratorRouteInput) {
 
   if (service.id === "interview-service") {
     const taskText = `${input.taskTitle ?? ""} ${input.taskSubtitle ?? ""}`.toLowerCase();
-    const isIntroductionTask = /(?:60|90)[ -]?second|self[ -]?introduction|professional introduction|client pitch|executive introduction/.test(taskText);
+    const isIntroductionTask = /(?:60|90)[ -]?second|\bintroduction\b|\bpitch\b|\bpresentation\b/.test(taskText);
     // Curator already resolves this from onboarding/user context. Never invent a
     // role here: the task title/subtitle carry the exercise intent separately.
-    state.role = input.targetRole?.trim();
+    state.role = isIntroductionTask ? undefined : input.targetRole?.trim();
     state.type = isIntroductionTask ? "warm_up" : "behavioral";
     state.persona = input.personaId ?? "payal";
     state.duration = input.durationMinutes ?? 5;