diff --git a/src/mainboard/google/brya/variants/baseboard/brya/include/baseboard/ec.h b/src/mainboard/google/brya/variants/baseboard/brya/include/baseboard/ec.h
index 41091462fd..ef156f135d 100644
--- a/src/mainboard/google/brya/variants/baseboard/brya/include/baseboard/ec.h
+++ b/src/mainboard/google/brya/variants/baseboard/brya/include/baseboard/ec.h
@@ -36,13 +36,16 @@
  * 3. Power button
  * 4. Key press
  * 5. Mode change
+ * 6. Low battery
  */
 #define MAINBOARD_EC_S3_WAKE_EVENTS \
 	(MAINBOARD_EC_S5_WAKE_EVENTS |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)    |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)     |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)     |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED)  |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN))
 #define MAINBOARD_EC_S0IX_WAKE_EVENTS \
 	(MAINBOARD_EC_S3_WAKE_EVENTS |\
 	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_MUX)         |\
diff --git a/src/mainboard/google/brya/variants/baseboard/nissa/include/baseboard/ec.h b/src/mainboard/google/brya/variants/baseboard/nissa/include/baseboard/ec.h
index d540bf990d..c5296c8c62 100644
--- a/src/mainboard/google/brya/variants/baseboard/nissa/include/baseboard/ec.h
+++ b/src/mainboard/google/brya/variants/baseboard/nissa/include/baseboard/ec.h
@@ -39,13 +39,16 @@
  * 3. AC Connect/Disconnect
  * 4. Key press
  * 5. Mode change
+ * 6. Low battery
  */
 #define MAINBOARD_EC_S3_WAKE_EVENTS \
 	(MAINBOARD_EC_S5_WAKE_EVENTS |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)    |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)     |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)     |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED)  |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN))
 
 #define MAINBOARD_EC_S0IX_WAKE_EVENTS \
 	(MAINBOARD_EC_S3_WAKE_EVENTS |\
diff --git a/src/mainboard/google/brya/variants/baseboard/skolas/include/baseboard/ec.h b/src/mainboard/google/brya/variants/baseboard/skolas/include/baseboard/ec.h
index 41091462fd..ef156f135d 100644
--- a/src/mainboard/google/brya/variants/baseboard/skolas/include/baseboard/ec.h
+++ b/src/mainboard/google/brya/variants/baseboard/skolas/include/baseboard/ec.h
@@ -36,13 +36,16 @@
  * 3. Power button
  * 4. Key press
  * 5. Mode change
+ * 6. Low battery
  */
 #define MAINBOARD_EC_S3_WAKE_EVENTS \
 	(MAINBOARD_EC_S5_WAKE_EVENTS |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)    |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)     |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)     |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED)  |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN))
 #define MAINBOARD_EC_S0IX_WAKE_EVENTS \
 	(MAINBOARD_EC_S3_WAKE_EVENTS |\
 	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_MUX)         |\
diff --git a/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h b/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h
index fc6d52cdb6..4dc2bcefa6 100644
--- a/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h
+++ b/src/mainboard/google/rex/variants/baseboard/rex/include/baseboard/ec.h
@@ -36,13 +36,16 @@
  * 3. Power button
  * 4. Key press
  * 5. Mode change
+ * 6. Low battery
  */
 #define MAINBOARD_EC_S3_WAKE_EVENTS \
 	(MAINBOARD_EC_S5_WAKE_EVENTS |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)    |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED) |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)     |\
-	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)     |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED)  |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE)      |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL) |\
+	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN))
 #define MAINBOARD_EC_S0IX_WAKE_EVENTS \
 	(MAINBOARD_EC_S3_WAKE_EVENTS |\
 	 EC_HOST_EVENT_MASK(EC_HOST_EVENT_USB_MUX)         |\
diff --git a/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/ec.h b/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/ec.h
index 973e613f9e..1f5404609c 100644
--- a/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/ec.h
+++ b/src/mainboard/google/skyrim/variants/baseboard/include/baseboard/ec.h
@@ -38,7 +38,9 @@
 				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_CONNECTED)	\
 				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_AC_DISCONNECTED)	\
 				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_KEY_PRESSED)		\
-				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE))
+				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_MODE_CHANGE)		\
+				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_CRITICAL)	\
+				| EC_HOST_EVENT_MASK(EC_HOST_EVENT_BATTERY_SHUTDOWN))
 
 #define MAINBOARD_EC_S0IX_WAKE_EVENTS (MAINBOARD_EC_S3_WAKE_EVENTS)