diff --git a/apps/plugins/zxbox/zxconfig.h b/apps/plugins/zxbox/zxconfig.h
index cdba2626cf..f83c091ab9 100644
--- a/apps/plugins/zxbox/zxconfig.h
+++ b/apps/plugins/zxbox/zxconfig.h
@@ -18,8 +18,7 @@ extern int intkeys[5];
 #define SETTINGS_VERSION 2
 
 /* undef not to use greyscale lib */
-#if !defined HAVE_LCD_COLOR && !defined(IAUDIO_M3) 
-                   /* FIXME: change after implementing greyscale lib for M3 */
+#if !defined HAVE_LCD_COLOR
 #define USE_GREY
 #define USE_BUFFERED_GREY
 #endif