diff --git a/cube/User/Src/config.c b/cube/User/Src/config.c
index b9f5111..b43f431 100644
--- a/cube/User/Src/config.c
+++ b/cube/User/Src/config.c
@@ -152,6 +152,8 @@ void configInit() {
                        tmpDeviceBlock.consideredField[3]);
             if (tmpDeviceBlock.period == 0) {
                 coloredMsg(LOG_BLUE, false, "  device is marked as inactive");
+            } else if (tmpDeviceBlock.period == -1) {
+                coloredMsg(LOG_BLUE, false, "  device is marked as deleted");
             } else {
                 mbusCommAddDevice(&tmpDeviceBlock);
             }