1 files changed, 1 insertions, 1 deletions

diff --git a/firmware/test/fat/Makefile b/firmware/test/fat/Makefile
index bd6869e8e9..1d69467892 100644
--- a/firmware/test/fat/Makefile
+++ b/firmware/test/fat/Makefile
@@ -21,7 +21,7 @@ file.o: $(FIRMWARE)/common/file.c
         $(CC) $(CFLAGS) -c $< -o $@
 
 debug.o: $(FIRMWARE)/debug.c
-        $(CC) $(CFLAGS) -c $< -o $@
+        $(CC) $(CFLAGS) -DSIMULATOR -c $< -o $@
 
 ata-sim.o: ata-sim.c $(DRIVERS)/ata.h