diff --git a/Makefile b/Makefile
index 99f2b2a..0e808bf 100644
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,7 @@ TARBALL = dist/$(DISTDIR).tar.gz
 all:
 	rm -rf ./build
 	virtualenv ./build
+	./build/bin/pip install --no-index --find-links=$(DISTDIR) pip==1.5.6
 	./build/bin/pip install --no-index --find-links=$(DISTDIR) --use-wheel -r requirements.txt
 	./build/bin/pip install --no-index --find-links=$(DISTDIR) --no-deps -r requirements-colab-plugins.txt
 	virtualenv --relocatable ./build
@@ -37,5 +38,6 @@ distclean:
 
 downloadtar:
 	mkdir -p $(DISTDIR)
+	wget https://pypi.python.org/packages/source/p/pip/pip-1.5.6.tar.gz -O $(DISTDIR)/pip-1.5.6.tar.gz
 	pip install --download $(DISTDIR) -r requirements.txt
 	pip install --download $(DISTDIR) -r requirements-colab-plugins.txt --no-deps
--
libgit2 0.21.2