diff --git a/android/hal-ipc-api.txt b/android/hal-ipc-api.txt
index e88a85d..8d512dd 100644
--- a/android/hal-ipc-api.txt
+++ b/android/hal-ipc-api.txt
@@ -1904,11 +1904,10 @@ Android HAL name: "gatt" (BT_PROFILE_GATT_ID)
 		                            GATT Descr. ID (17 octets)
 		                            Value Type (4 octets)
 		                            Status (1 octet)
-		                            Unformatted Value (variable)
+		                            Length (2 octets)
+		                            Value (variable)
 		Valid GATT Service ID: As described in Get Characteristic
 		Valid GATT Char. & Decr. ID: As described in Get Descriptor
-		Valid Unformatted Value: Length (2 octets)
-		                         Value (variable)
 
 	Opcode 0x8d - Write Characteristic notification
 
diff --git a/android/hal-msg.h b/android/hal-msg.h
index ebf6d89..69da8a3 100644
--- a/android/hal-msg.h
+++ b/android/hal-msg.h
@@ -1321,18 +1321,14 @@ struct hal_ev_gatt_client_notify {
 } __attribute__((packed));
 
 #define HAL_EV_GATT_CLIENT_READ_CHARACTERISTIC	0x8c
-struct hal_gatt_unformated_value {
-	uint16_t len;
-	uint8_t  value[0];
-} __attribute__((packed));
-
 struct hal_gatt_read_params {
 	struct hal_gatt_srvc_id srvc_id;
 	struct hal_gatt_gatt_id char_id;
 	struct hal_gatt_gatt_id descr_id;
 	uint8_t  status;
 	uint16_t value_type;
-	struct hal_gatt_unformated_value value;
+	uint16_t len;
+	uint8_t  value[0];
 } __attribute__((packed));
 
 struct hal_ev_gatt_client_read_characteristic {