diff --git a/env/common-clang.mk b/env/common-clang.mk
index 486dee8..70228b6 100644
--- a/env/common-clang.mk
+++ b/env/common-clang.mk
@@ -63,10 +63,6 @@ $(CXX_OBJS): %.o: %.cpp $(HEADERS)
 
 .PHONY: clean
 clean:
-	rm -f $(TARGET) $(LINK_OBJS)
-
-.PHONY: clean-all
-clean-all:
-	rm -f $(CLEAN_OBJS) $(LIBWRAP)
+	rm -f $(CLEAN_OBJS) $(LIBWRAP) *.a *.hex *.map *.dis *.elf *.o
 
 endif
diff --git a/env/common-gcc.mk b/env/common-gcc.mk
index d140fca..62f0aac 100644
--- a/env/common-gcc.mk
+++ b/env/common-gcc.mk
@@ -79,6 +79,6 @@ $(CXX_OBJS): %.o: %.cpp $(HEADERS)
 
 .PHONY: clean
 clean:
-	rm -f $(CLEAN_OBJS) $(LIBWRAP) *.a *.hex *.map *.dis *.elf
+	rm -f $(CLEAN_OBJS) $(LIBWRAP) *.a *.hex *.map *.dis *.elf *.o
 
 endif