diff --git a/host/source.s b/host/source.s
index 96fb898..2627f68 100644
--- a/host/source.s
+++ b/host/source.s
@@ -13,7 +13,9 @@
 ;.include "dubbel_buffer/raster_irqs.s"
 
 .include "mainloop.s"
+.ifndef EMULATOR_PREVIEW
 .include "loader.s"
+.endif
 
 ;.include "routines/arithmatic/mult_test.s"
 ;.include "routines/arithmatic/div_test.s"
@@ -42,8 +44,11 @@ JMP exit
 .include "routines/arithmatic/mult.s"
 .include "routines/arithmatic/div.s"
 
-;batch_userprog:
-;.incbin "userprog.bin", 0, 1024
 .include "lookup_tables.s"
 
+.ifdef EMULATOR_PREVIEW
+batch_userprog:
+.incbin "userprog.bin"
+.endif
+
 .include "END.s"