diff --git a/duotecno/controller.py b/duotecno/controller.py
index 874ba68..15e1612 100644
--- a/duotecno/controller.py
+++ b/duotecno/controller.py
@@ -206,7 +206,7 @@ async def heartbeatTask(self) -> None:
             try:
                 self._log.debug("Sending heartbeat message")
                 await self.write("[215,1]")
-                await asyncio.wait_for(self.heartbeatReceived.wait(), timeout=3.0)
+                await asyncio.wait_for(self.heartbeatReceived.wait(), timeout=10.0)
                 self._log.debug("Received heartbeat message")
             except TimeoutError:
                 self._log.warning("Timeout on heartbeat, reconnecting")