diff --git a/sw/airborne/arm7/test/Makefile b/sw/airborne/arm7/test/Makefile
index 97c41635d2..52be8ef320 100644
--- a/sw/airborne/arm7/test/Makefile
+++ b/sw/airborne/arm7/test/Makefile
@@ -414,7 +414,7 @@ clean_list :
 	$(REMOVE) $(CPPSRC:.cpp=.d)
 	$(REMOVE) $(CPPSRCARM:.cpp=.s) 
 	$(REMOVE) $(CPPSRCARM:.cpp=.d)
-	$(REMOVE) .dep/*
+	$(REMOVE) .dep
 	$(REMOVE) *~
 
 # Include the dependency files.
diff --git a/sw/ground_segment/cockpit/Makefile b/sw/ground_segment/cockpit/Makefile
index bdbf229114..2d8400df60 100644
--- a/sw/ground_segment/cockpit/Makefile
+++ b/sw/ground_segment/cockpit/Makefile
@@ -61,7 +61,7 @@ $(MAIN).opt : $(CMX)
 
 
 clean:
-	rm -f *~* *.cm* *.o *.out *.opt map2d gcs
+	rm -f *~* *.cm* *.o *.out *.opt map2d gcs .depend
 
 
 #
diff --git a/sw/simulator/Makefile b/sw/simulator/Makefile
index 6e5cf6f8ef..1506bfe6ac 100644
--- a/sw/simulator/Makefile
+++ b/sw/simulator/Makefile
@@ -74,7 +74,7 @@ gaia : gaia.cmo
 	$(Q)$(OCAMLC) $(INCLUDES) -c $<
 
 clean :
-	rm -f *.cm* *~ *.out .depend *.o *.a *.so gaia
+	rm -f *.cm* *~ *.out .depend *.o *.a *.so gaia simhitl
 
 #
 # Dependencies