diff --git a/stack.sh b/stack.sh
index 70f461040c..5c5ad2a024 100755
--- a/stack.sh
+++ b/stack.sh
@@ -779,10 +779,6 @@ if [[ $TRACK_DEPENDS = True ]] ; then
     $DEST/.venv/bin/pip freeze > $DEST/requires-pre-pip
 fi
 
-# Install python requirements
-echo_summary "Installing Python prerequisites"
-pip_install $(get_packages $FILES/pips | sort -u)
-
 
 # Check Out Source
 # ----------------
diff --git a/tools/build_ramdisk.sh b/tools/build_ramdisk.sh
index 8e2c0be9f4..5ff05b08e0 100755
--- a/tools/build_ramdisk.sh
+++ b/tools/build_ramdisk.sh
@@ -108,7 +108,7 @@ function map_nbd {
     echo $NBD
 }
 
-# Prime image with as many apt/pips as we can
+# Prime image with as many apt as we can
 DEV_FILE=$CACHEDIR/$DIST_NAME-dev.img
 DEV_FILE_TMP=`mktemp $DEV_FILE.XXXXXX`
 if [ ! -r $DEV_FILE ]; then
@@ -121,7 +121,6 @@ if [ ! -r $DEV_FILE ]; then
 
     chroot $MNTDIR apt-get install -y --download-only `cat files/apts/* | grep NOPRIME | cut -d\# -f1`
     chroot $MNTDIR apt-get install -y --force-yes `cat files/apts/* | grep -v NOPRIME | cut -d\# -f1`
-    chroot $MNTDIR pip install `cat files/pips/*`
 
     # Create a stack user that is a member of the libvirtd group so that stack
     # is able to interact with libvirt.
diff --git a/tools/build_tempest.sh b/tools/build_tempest.sh
index e72355c9c4..1758e7da33 100755
--- a/tools/build_tempest.sh
+++ b/tools/build_tempest.sh
@@ -48,8 +48,6 @@ DEST=${DEST:-/opt/stack}
 TEMPEST_DIR=$DEST/tempest
 
 # Install tests and prerequisites
-pip_install `cat $TOP_DIR/files/pips/tempest`
-
 git_clone $TEMPEST_REPO $TEMPEST_DIR $TEMPEST_BRANCH
 
 trap - SIGHUP SIGINT SIGTERM SIGQUIT EXIT
diff --git a/tools/build_uec.sh b/tools/build_uec.sh
index 48819c95e7..58c5425810 100755
--- a/tools/build_uec.sh
+++ b/tools/build_uec.sh
@@ -68,7 +68,7 @@ fi
 # Option to warm the base image with software requirements.
 if [ $WARM_CACHE ]; then
     cd $TOOLS_DIR
-    ./warm_apts_and_pips_for_uec.sh $image_dir/disk
+    ./warm_apts_for_uec.sh $image_dir/disk
 fi
 
 # Name of our instance, used by libvirt
diff --git a/tools/build_uec_ramdisk.sh b/tools/build_uec_ramdisk.sh
index 150ecabd64..3ab5dafdcb 100755
--- a/tools/build_uec_ramdisk.sh
+++ b/tools/build_uec_ramdisk.sh
@@ -98,7 +98,7 @@ GUEST_NAME=${GUEST_NAME:-devstack}
 # Pre-load the image with basic environment
 if [ ! -e $image_dir/disk-primed ]; then
     cp $image_dir/disk $image_dir/disk-primed
-    $TOOLS_DIR/warm_apts_and_pips_for_uec.sh $image_dir/disk-primed
+    $TOOLS_DIR/warm_apts_for_uec.sh $image_dir/disk-primed
     $TOOLS_DIR/copy_dev_environment_to_uec.sh $image_dir/disk-primed
 fi
 
diff --git a/tools/warm_apts_and_pips_for_uec.sh b/tools/warm_apts_for_uec.sh
similarity index 88%
rename from tools/warm_apts_and_pips_for_uec.sh
rename to tools/warm_apts_for_uec.sh
index fe389ffee6..3c15f52ee3 100755
--- a/tools/warm_apts_and_pips_for_uec.sh
+++ b/tools/warm_apts_for_uec.sh
@@ -1,6 +1,6 @@
 #!/usr/bin/env bash
 
-# **warm_apts_and_pips_for_uec.sh**
+# **warm_apts_for_uec.sh**
 
 # Echo commands
 set -o xtrace
@@ -48,8 +48,6 @@ cp /etc/resolv.conf $STAGING_DIR/etc/resolv.conf
 chroot $STAGING_DIR apt-get update
 chroot $STAGING_DIR apt-get install -y --download-only `cat files/apts/* | grep NOPRIME | cut -d\# -f1`
 chroot $STAGING_DIR apt-get install -y --force-yes `cat files/apts/* | grep -v NOPRIME | cut -d\# -f1` || true
-mkdir -p $STAGING_DIR/var/cache/pip
-PIP_DOWNLOAD_CACHE=/var/cache/pip chroot $STAGING_DIR pip install `cat files/pips/*` || true
 
 # Unmount
 umount $STAGING_DIR