diff --git a/code/espurna/config/hardware.h b/code/espurna/config/hardware.h
index 771773bf..f095bff7 100644
--- a/code/espurna/config/hardware.h
+++ b/code/espurna/config/hardware.h
@@ -195,6 +195,7 @@
     #define DEVICE              "WIFI_RELAY"
     #define BUTTON1_PIN         0
     #define RELAY1_PIN          12
+    #define RELAY1_PIN_INVERSE  0
     #define LED1_PIN            16
     #define LED1_PIN_INVERSE    0