diff --git a/pip b/pip
index 040eb3b..686c970 160000
--- a/pip
+++ b/pip
@@ -1 +1 @@
-Subproject commit 040eb3b279b947583d4068cd7f156c681cdd4f08
+Subproject commit 686c970e84c4a96dfc82cbb264c4a9563968d2c9