diff --git a/rules.mak b/rules.mak
index 7e10432..c843a13 100644
--- a/rules.mak
+++ b/rules.mak
@@ -12,7 +12,7 @@ MAKEFLAGS += -rR
 %.mak:

 # Flags for dependency generation
-QEMU_DGFLAGS += -MMD -MP -MT $@
+QEMU_DGFLAGS += -MMD -MP -MT $@ -MF $(*D)/$(*F).d

 %.o: %.c
 	$(call quiet-command,$(CC) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -c