diff --git a/make/lo.mk b/make/lo.mk
index 67e29d8f..34fc50f0 100644
--- a/make/lo.mk
+++ b/make/lo.mk
@@ -32,8 +32,8 @@ clean: clean.lo
 clean.lo: profclean
 	rm -f $(filter-out $(CPP_PREFIX)%.cpp,$(wildcard *.o *.cpp *.so *.done *.dll))
 
-$(SO_PREFIX)%.so $(SO_PREFIX)%.dll: %.o $(CPP_PREFIX)%.o
-	$(CPP) -shared $^ $(LDFLAGS) -o $@
+$(SO_PREFIX)%.so $(SO_PREFIX)%.dll: %.o
+	$(CPP) -shared $^ $(LDFLAGS) $(wildcard $(TOOLS_DIR)/$(CPP_PREFIX)$*.o) -o $@
 
 %.cpp: $(TOOLS_DIR)/$(CPP_PREFIX)%.h
 	echo -e "#include \"$<\"\n$(LOADABLE_OBJ_HOOK)($(CPP_PREFIX)$*);\n" > $@