@@ -246,7 +246,7 @@ minute_data_image(char *buffer, size_t size,

 	}

 	if (data->is_invalid) {

-		int i = snprintf(buffer + ret, size - ret, ",,,,,,");

+		int i = snprintf(buffer + ret, size - ret, ",,,,,,,");

 		if (i <= 0) {

 			APP_LOG(APP_LOG_LEVEL_ERROR, "minute_data_image: "

@@ -260,13 +260,15 @@ minute_data_image(char *buffer, size_t size,

 	uint16_t pitch = data->orientation >> 4;

 	int i = snprintf(buffer + ret, size - ret,

-	    ",%" PRIu8 ",%" PRIu16 ",%" PRIu16 ",%" PRIu16 ",%d,%" PRIu32,

+	    ",%" PRIu8 ",%" PRIu16 ",%" PRIu16 ",%" PRIu16 ",%d,%" PRIu32

+	      ",%" PRIu8,

 	    data->steps,

 	    yaw,

 	    pitch,

 	    data->vmc,

 	    (int)data->light,

-	    activity_mask);

+	    activity_mask,

+	    data->heart_rate_bpm);

 	if (i <= 0) {

 		APP_LOG(APP_LOG_LEVEL_ERROR, "minute_data_image: "