diff --git a/sonoff/xdrv_04_light.ino b/sonoff/xdrv_04_light.ino
index 516b93c0a..dcf82aa86 100644
--- a/sonoff/xdrv_04_light.ino
+++ b/sonoff/xdrv_04_light.ino
@@ -1259,7 +1259,7 @@ bool LightColorEntry(char *buffer, uint8_t buffer_length)
     entry_type = 2;                                 // Decimal
   }
   else if (((2 * light_subtype) == buffer_length) || (buffer_length > 3)) {  // Hexadecimal entry
-    for (uint8_t i = 0; i < min((uint)(buffer_length / 2), sizeof(light_entry_color)); i++) {
+    for (uint8_t i = 0; i < tmin((uint)(buffer_length / 2), sizeof(light_entry_color)); i++) {
       strlcpy(scolor, buffer + (i *2), 3);
       light_entry_color[i] = (uint8_t)strtol(scolor, &p, 16);
     }