diff --git a/tests/agent/test_compression_stall_fallback.py b/tests/agent/test_compression_stall_fallback.py
index 398cbd4b2a..0c802d9f06 100644
--- a/tests/agent/test_compression_stall_fallback.py
+++ b/tests/agent/test_compression_stall_fallback.py
@@ -90,7 +90,7 @@ class _StalledSummaryWorker:
             fence.finish_commit()
 
 
-def _run(worker, *, chain, timeouts, messages, idle=0.05, ceiling=0.2):
+def _run(worker, *, chain, timeouts, messages, idle=0.05, ceiling=2.0):
     with _patch_chain(chain):
         return run_compress_context_with_progress_timeout(
             worker=worker,
@@ -152,7 +152,7 @@ def test_retry_runs_on_a_host_published_fence():
                 messages=original,
                 system_prompt_fallback="degraded-prompt",
                 idle_timeout_seconds=0.05,
-                total_ceiling_seconds=0.2,
+                total_ceiling_seconds=2.0,
                 new_fence=_new_fence,
             )
     finally:
@@ -182,7 +182,7 @@ def test_hard_interrupt_suppresses_the_fallback_attempt():
                 messages=original,
                 system_prompt_fallback="degraded-prompt",
                 idle_timeout_seconds=0.05,
-                total_ceiling_seconds=0.2,
+                total_ceiling_seconds=2.0,
                 on_timeout=lambda *args: timeouts.append(args),
                 telemetry_agent=agent,
             )