diff --git a/sonoff/xdsp_06_epaper_42.ino b/sonoff/xdsp_06_epaper_42.ino
index 2a54227f2..0dd235186 100644
--- a/sonoff/xdsp_06_epaper_42.ino
+++ b/sonoff/xdsp_06_epaper_42.ino
@@ -20,7 +20,7 @@
 
 #ifdef USE_SPI
 #ifdef USE_DISPLAY
-#ifdef USE_DISPLAY_E_42
+#ifdef USE_DISPLAY_EPAPER_42
 
 #define XDSP_06                6