diff --git a/tasmota/xsns_05_ds18x20_esp32.ino b/tasmota/xsns_05_ds18x20_esp32.ino
index 0109304ed..d07267db2 100644
--- a/tasmota/xsns_05_ds18x20_esp32.ino
+++ b/tasmota/xsns_05_ds18x20_esp32.ino
@@ -37,7 +37,9 @@
 #define W1_CONVERT_TEMP      0x44
 #define W1_READ_SCRATCHPAD   0xBE
 
+#ifndef DS18X20_MAX_SENSORS // DS18X20_MAX_SENSORS fallback to 8 if not defined in user_config_override.h
 #define DS18X20_MAX_SENSORS  8
+#endif
 
 const char kDs18x20Types[] PROGMEM = "DS18x20|DS18S20|DS1822|DS18B20|MAX31850";