diff --git a/backend/apps/agents/core/ws_manager.py b/backend/apps/agents/core/ws_manager.py
index d3e3aa27..5b31aa54 100644
--- a/backend/apps/agents/core/ws_manager.py
+++ b/backend/apps/agents/core/ws_manager.py
@@ -14,6 +14,7 @@ BROWSER_CMD_TIMEOUTS = {
     "navigate": 25.0,     # a real page load can be slow (more leash under load)
     "replay_route": 20.0, # an API fetch can be slow
     "wait": 12.0,         # smart-wait already caps itself well under this
+    "perform_action": 35.0, # session-borrow shims pack navigate + wait + scrape into ONE command, so it needs more than navigate alone
 }
 BROWSER_CMD_REBROADCAST_S = 3.0
 # A CPU-starved renderer can briefly drop its WS (a missed heartbeat) and the frontend auto-reconnects a beat later; bridge that gap instead of hard-failing a live run into it. Short enough that a genuinely-closed window still fails quickly (and no LLM turns are ever burned waiting); long enough to ride out a reconnect even on a loaded machine.