81f9f3ca1afe3c20cb4e6f3a6fefd0dcb99fe070

 1diff --git a/plugins/pip/pip.plugin.zsh b/plugins/pip/pip.plugin.zsh
 2index 71f977bbfcc810306adf7e04438424e191b3c9e1..b5433ae9d6e25f740757d5b4bd4eca26e7c37ef7 100644
 3--- a/plugins/pip/pip.plugin.zsh
 4+++ b/plugins/pip/pip.plugin.zsh
 5@@ -18,12 +18,12 @@ zsh-pip-clear-cache() {
 6 }
 7 
 8 zsh-pip-clean-packages() {
 9-    sed -nr '/<a href/ s/.*>([^<]+).*/\1/p'
10+    sed -n '/<a href/ s/.*>\([^<]\{1,\}\).*/\1/p'
11 }
12 
13 zsh-pip-cache-packages() {
14-  if [[ ! -d ${PIP_CACHE_FILE:h} ]]; then
15-      mkdir -p ${PIP_CACHE_FILE:h}
16+  if [[ ! -d ${ZSH_PIP_CACHE_FILE:h} ]]; then
17+      mkdir -p ${ZSH_PIP_CACHE_FILE:h}
18   fi
19 
20   if [[ ! -f $ZSH_PIP_CACHE_FILE ]]; then