--- a/Makefile	Thu Oct 12 09:42:14 2017 +0300
+++ b/Makefile	Fri Dec 01 08:13:48 2017 +0000
@@ -82,7 +82,7 @@
 endef
 
 define get_src_pypi
-$(call get_src_http,http://pypi.python.org/packages/$(1),$(2))
+$(call get_src_http,https://pypi.python.org/packages/$(1),$(2))
 endef
 
 define get_src_sf