diff --git a/Makefile.defines b/Makefile.defines
index 0d099801c..a6eb5166a 100644
--- a/Makefile.defines
+++ b/Makefile.defines
@@ -200,7 +200,7 @@ DEFINES += HAVE_PIEZO_SOUND
 DEFINES += HAVE_SE_TOUCH
 DEFINES += NBGL_PAGE
 DEFINES += NBGL_USE_CASE
-#DEFINES += HAVE_DISPLAY_FAST_MODE
+DEFINES += HAVE_DISPLAY_FAST_MODE
 endif
 
 ifeq ($(TARGET_NAME),$(filter $(TARGET_NAME),TARGET_NANOX TARGET_NANOS2))