diff --git a/pip b/pip
index 92a87a0..28f3471 160000
--- a/pip
+++ b/pip
@@ -1 +1 @@
-Subproject commit 92a87a0c64f58a96227827b148cd3a79bc145e39
+Subproject commit 28f347103694c9e47dc29983eea34b4b45af580a