diff --git a/src/main/java/com/iflytop/gd/hardware/comm/can/A8kCanBusService.java b/src/main/java/com/iflytop/gd/hardware/comm/can/A8kCanBusService.java
index a1cdc54..8bf759b 100644
--- a/src/main/java/com/iflytop/gd/hardware/comm/can/A8kCanBusService.java
+++ b/src/main/java/com/iflytop/gd/hardware/comm/can/A8kCanBusService.java
@@ -121,7 +121,7 @@ public class A8kCanBusService {
 				moduleStopNoException(mid);
 				throw HardwareException.of(new AEHardwareError(A8kEcode.LOW_ERROR_ACTION_OVERTIME, mid, action));
 			}
-			OS.hsleep(30);
+			OS.hsleep(20);
 		} while (true);
 	}