diff --git a/tests/integration/e2e_support.py b/tests/integration/e2e_support.py
index 3a51403..e63950f 100644
--- a/tests/integration/e2e_support.py
+++ b/tests/integration/e2e_support.py
@@ -15,8 +15,10 @@ from nisse_dev.llm import RoleMap
 
 # The end-to-end tests run every role on a local model, which costs nothing
 # per call; NISSE_E2E_MODEL overrides it (e.g. claude-haiku-4-5 for a quick,
-# paid run).
-E2E_MODEL = "qwen3.8-27b"
+# paid run). The no-thinking alias (LiteLLM: chat_template_kwargs
+# enable_thinking false): with thinking, some answers ran to 6-8k tokens,
+# minutes each, and stretched a test from 3.5 to 20 minutes.
+E2E_MODEL = "qwen3.8-27b-nothink"
 
 
 def e2e_roles() -> RoleMap: