diff --git a/include/usb_pd.h b/include/usb_pd.h
index d415a61fc1..23909e6ac7 100644
--- a/include/usb_pd.h
+++ b/include/usb_pd.h
@@ -135,14 +135,14 @@ enum pd_rx_errors {
 
 /* Timers */
 #define PD_T_SEND_SOURCE_CAP  (100*MSEC) /* between 100ms and 200ms */
-#define PD_T_SINK_WAIT_CAP    (240*MSEC) /* between 210ms and 250ms */
+#define PD_T_SINK_WAIT_CAP    (600*MSEC) /* between 310ms and 620ms */
 #define PD_T_SINK_TRANSITION   (35*MSEC) /* between 20ms and 35ms */
 #define PD_T_SOURCE_ACTIVITY   (45*MSEC) /* between 40ms and 50ms */
 #define PD_T_SENDER_RESPONSE   (30*MSEC) /* between 24ms and 30ms */
 #define PD_T_PS_TRANSITION    (500*MSEC) /* between 450ms and 550ms */
 #define PD_T_PS_SOURCE_ON     (480*MSEC) /* between 390ms and 480ms */
 #define PD_T_PS_SOURCE_OFF    (920*MSEC) /* between 750ms and 920ms */
-#define PD_T_PS_HARD_RESET     (15*MSEC) /* between 10ms and 20ms */
+#define PD_T_PS_HARD_RESET     (25*MSEC) /* between 25ms and 35ms */
 #define PD_T_ERROR_RECOVERY    (25*MSEC) /* 25ms */
 #define PD_T_CC_DEBOUNCE       (100*MSEC) /* between 100ms and 200ms */
 /* DRP_SNK + DRP_SRC must be between 50ms and 100ms with 30%-70% duty cycle */