diff --git a/CORE/HDD/src/wlan_hdd_debugfs.c b/CORE/HDD/src/wlan_hdd_debugfs.c
index b4a7205..57c3d36 100644
--- a/CORE/HDD/src/wlan_hdd_debugfs.c
+++ b/CORE/HDD/src/wlan_hdd_debugfs.c
@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2013-2017 The Linux Foundation. All rights reserved.
+ * Copyright (c) 2013-2018 The Linux Foundation. All rights reserved.
  *
  * Previously licensed under the ISC license by Qualcomm Atheros, Inc.
  *
@@ -652,7 +652,8 @@
 	power_stats->cumulative_sleep_time_ms
 			= response->cumulative_sleep_time_ms;
 	power_stats->cumulative_total_on_time_ms
-			= response->cumulative_total_on_time_ms;
+			= response->cumulative_total_on_time_ms -
+					response->cumulative_sleep_time_ms;
 	power_stats->deep_sleep_enter_counter
 			= response->deep_sleep_enter_counter;
 	power_stats->last_deep_sleep_enter_tstamp_ms