diff --git a/support/sg2002/kvm_system/main/include/config.h b/support/sg2002/kvm_system/main/include/config.h
index 9150cc7..014c2c3 100644
--- a/support/sg2002/kvm_system/main/include/config.h
+++ b/support/sg2002/kvm_system/main/include/config.h
@@ -95,10 +95,11 @@ typedef struct {
 	int8_t type = -1;				// cat /kvmapp/kvm/type
 	int8_t now_fps = -1;			// cat /kvmapp/kvm/now_fps
 	int16_t qlty = -1;				// cat /kvmapp/kvm/qlty
-    uint8_t oled_sleep_param = 0;
+    uint16_t oled_sleep_param = 0;
     uint8_t oled_sleep_state = 0;	// 0:wakeup; 1:sleep;
 	uint64_t oled_sleep_start = 0;
 	uint64_t ue_patch_state = 0;
 } kvm_oled_state_t;
 
 #endif // CONFIG_H_
+