diff --git a/doc/source/contributing/developer_guide.rst b/doc/source/contributing/developer_guide.rst
index d8c42b8d5..053dfc6d7 100644
--- a/doc/source/contributing/developer_guide.rst
+++ b/doc/source/contributing/developer_guide.rst
@@ -303,21 +303,17 @@ up to SSH to them.
 .. code-block:: console
 
     $ source ~/stackrc
-    $ /bin/run-validations.sh --help
-    Usage:
-        run-validations.sh [--help]
-                           [--debug]
-                           [--ansible-default-callback]
-                           [--plan <overcloud>]
-                           --validation-name <validation_name>
+    $ tripleo-validation.py
+    usage: tripleo-validation.py [-h] [--inventory INVENTORY]
+                                [--extra-vars EXTRA_VARS [EXTRA_VARS ...]]
+                                [--validation <validation_id>[,<validation_id>,...]]
+                                [--group <group>[,<group>,...]] [--quiet]
+                                [--validation-dir VALIDATION_DIR]
+                                [--ansible-base-dir ANSIBLE_BASE_DIR]
+                                [--output-log OUTPUT_LOG]
+                                {run,list,show}
 
-    --debug:                      Enable ansible verbose mode (-vvvv connection debugging)
-    --ansible-default-callback:   Use the 'default' Ansible callback plugin instead of the
-                                  tripleo-validations custom callback 'validation_output'
-    --plan:                       Stack name to use for generating the inventory data
-    --validation-name:            The name of the validation
-
-    $ /bin/run-validations.sh --validation-name validation
+    $ tripleo-validation.py run --validation <validation_name>
 
 
 Example: Verify Undercloud RAM requirements
diff --git a/scripts/run-validations.sh b/scripts/run-validations.sh
deleted file mode 100755
index 1a9c2816a..000000000
--- a/scripts/run-validations.sh
+++ /dev/null
@@ -1,106 +0,0 @@
-#!/bin/bash
-
-# IF running on Undercloud
-source ${HOME}/stackrc || { echo "The stackrc file is missing or cannot be read"; exit 1; }
-# IF running on standalone, replace by
-# export OS_CLOUD=standalone
-
-usage() {
-    echo "Usage:"
-    echo "    run-validations.sh [--help]"
-    echo "                       [--debug]"
-    echo "                       [--ansible-default-callback]"
-    echo "                       [--plan <overcloud>]"
-    echo "                       --validation-name <validation_name>"
-    echo ""
-    echo "--debug:                      Enable ansible verbose mode (-vvvv connection debugging)"
-    echo "--ansible-default-callback:   Use the 'default' Ansible callback plugin instead of the"
-    echo "                              tripleo-validations custom callback 'validation_output'"
-    echo "--plan:                       Stack name to use for generating the inventory data"
-    echo "--validation-name:            The name of the validation"
-    echo ""
-    exit 1
-}
-
-if [[ "$*" =~ "--help" ]]; then
-    usage
-fi
-
-if [[ "$#" = 0 ]]; then
-    usage
-fi
-
-while [ $# != 0 ]; do
-    case $1 in
-        --help|-h)
-            usage
-            ;;
-        --debug)
-            DEBUG="yes"
-            ;;
-        --ansible-default-callback)
-            CALLBACK="yes"
-            ;;
-        --plan)
-            PLAN_NAME=$2
-            shift
-            ;;
-        --validation-name)
-            VALIDATION=$2
-            shift
-            ;;
-        *)
-            echo "invalid arg -- $1"
-            usage
-            exit 1
-            ;;
-    esac
-    shift
-done
-
-if [[ -z $VALIDATION ]]; then
-    echo "Missing required validation name file"
-    exit 1
-fi
-
-ANSIBLE_DEBUG=""
-
-if [ ${DEBUG:-no} == "yes" ]; then
-    ANSIBLE_DEBUG="-vvvv"
-fi
-
-VALIDATIONS_BASEDIR=${VALIDATIONS_BASEDIR:="/usr/share/openstack-tripleo-validations"}
-
-VAL=$(find -H $VALIDATIONS_BASEDIR/playbooks -type f -regex ".*playbooks\/${VALIDATION}\.y[a]?ml")
-if [[ -z ${VAL} ]]; then
-    echo "The ${VALIDATION} validation doesn't exist"
-    exit 1
-fi
-
-# Use custom validation-specific formatter
-if [ ${CALLBACK:-no} = "yes" ]; then
-    export ANSIBLE_STDOUT_CALLBACK=default
-else
-    export ANSIBLE_STDOUT_CALLBACK=validation_output
-fi
-# Disable retry files to avoid messages like this:
-# [Errno 13] Permission denied:
-# u'/usr/share/openstack-tripleo-validations/validations/*.retry'
-export ANSIBLE_RETRY_FILES_ENABLED=false
-export ANSIBLE_KEEP_REMOTE_FILES=1
-
-export ANSIBLE_CALLBACK_PLUGINS="${VALIDATIONS_BASEDIR}/callback_plugins"
-export ANSIBLE_ROLES_PATH="${VALIDATIONS_BASEDIR}/roles"
-export ANSIBLE_LOOKUP_PLUGINS="${VALIDATIONS_BASEDIR}/lookup_plugins"
-export ANSIBLE_LIBRARY="${VALIDATIONS_BASEDIR}/library"
-
-# Environment variable is the easiest way to pass variables to an Ansible
-# dynamic inventory script
-export TRIPLEO_PLAN_NAME=${PLAN_NAME:-overcloud}
-
-# IF running on Undercloud
-export ANSIBLE_INVENTORY=$(which tripleo-ansible-inventory)
-# IF running on standalone, create a "hosts" file with mandatory [undercloud]
-# entry, and pass it in the ANSIBLE_INVENTORY
-
-ansible-playbook ${ANSIBLE_DEBUG} ${VAL}
diff --git a/setup.cfg b/setup.cfg
index 1549e1228..63027ef16 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -27,7 +27,6 @@ packages =
 
 scripts =
     scripts/tripleo-ansible-inventory
-    scripts/run-validations.sh
     scripts/tripleo-validation.py
 
 data_files =