diff --git a/tasmota/tasmota_configurations.h b/tasmota/tasmota_configurations.h
index da400cea3..4d7b3cf79 100644
--- a/tasmota/tasmota_configurations.h
+++ b/tasmota/tasmota_configurations.h
@@ -458,6 +458,8 @@
 #define USE_DOMOTICZ                             // Enable Domoticz
 #undef USE_HOME_ASSISTANT                        // Disable Home Assistant
 
+#define UPGRADE_V8_MIN                           // do not support upgrading from version below 8.0.0
+
 // -- MQTT - TLS - AWS IoT ------------------------
 #ifdef USE_ZBBRIDGE_TLS                            // Enable TLS for ZbBridge
   #define USE_MQTT_TLS                             // Use TLS for MQTT connection (+34.5k code, +7.0k mem and +4.8k additional during connection handshake)