diff --git a/make/projects-dir.mk b/make/projects-dir.mk
index dca583ee..a3c1a463 100644
--- a/make/projects-dir.mk
+++ b/make/projects-dir.mk
@@ -27,7 +27,7 @@ EXCLUDE_FROM_BUILD = \
 	feedfs-qt \
 	jux3
 
-all:
+all: links.done
 
 all clean: config.done
 	python ./ytools/devutil/scripts/build.py -b $(shell pwd) $@ $(filter-out $(EXCLUDE_FROM_BUILD),$(PROJECTS))
@@ -82,3 +82,8 @@ projects.txt:
 config.done:
 	make -C ytools config
 
+links.done:
+	ln -s btools dspider-btools
+	ln -s dspc/src/shared dspider-shared
+	touch $@
+