Kibana installation failing on elasticsearch 6.3.2

[apratina]

Hi

I am using this script to install the plugin on my kibana.

bash <(curl -Ss https://raw.githubusercontent.com/amannocci/kibana-plugin-metric-percent/master/scripts/setup-plugin.sh)

But it fails and here is the complete log:

bash-4.4# bash <(curl -Ss https://raw.githubusercontent.com/amannocci/kibana-plugin-metric-percent/master/scripts/setup-plugin.sh)
o Repository: (default: https://github.com/amannocci/kibana-plugin-metric-percent)
> 
o Repository setup to: https://github.com/amannocci/kibana-plugin-metric-percent
o Kibana version: (default: master)
> 
o Kibana version setup to: master
o Cloning plugin in tmp
Cloning into '/tmp/kibana-plugin-metric-percent'...
remote: Enumerating objects: 178, done.
remote: Total 178 (delta 0), reused 0 (delta 0), pack-reused 178
Receiving objects: 100% (178/178), 271.78 KiB | 3.48 MiB/s, done.
Resolving deltas: 100% (82/82), done.
o Repacking plugin...
updating: kibana/ (stored 0%)
updating: kibana/metric_percent_vis/ (stored 0%)
updating: kibana/metric_percent_vis/resources/ (stored 0%)
updating: kibana/metric_percent_vis/resources/overview.png (deflated 10%)
updating: kibana/metric_percent_vis/resources/usage-02.png (deflated 5%)
updating: kibana/metric_percent_vis/resources/usage-01.png (deflated 5%)
updating: kibana/metric_percent_vis/resources/options.png (deflated 5%)
updating: kibana/metric_percent_vis/public/ (stored 0%)
updating: kibana/metric_percent_vis/public/metric_percent_vis_params.html (deflated 81%)
updating: kibana/metric_percent_vis/public/metric_percent_vis_params.js (deflated 70%)
updating: kibana/metric_percent_vis/public/components/ (stored 0%)
updating: kibana/metric_percent_vis/public/components/metric_percent_vis_value.js (deflated 60%)
updating: kibana/metric_percent_vis/public/metric_percent_vis.js (deflated 64%)
updating: kibana/metric_percent_vis/public/metric_percent_vis.less (deflated 47%)
updating: kibana/metric_percent_vis/public/metric_percent_vis_controller.js (deflated 69%)
updating: kibana/metric_percent_vis/package.json (deflated 64%)
updating: kibana/metric_percent_vis/yarn.lock (deflated 72%)
updating: kibana/metric_percent_vis/README.md (deflated 54%)
updating: kibana/metric_percent_vis/index.js (deflated 26%)
updating: kibana/metric_percent_vis/scripts/ (stored 0%)
updating: kibana/metric_percent_vis/scripts/setup-plugin.sh (deflated 60%)
o Cleanup...
o Kibana plugin manager detected
o Do you want to install plugin ? [y/n] (default: n)
> y
DeprecationWarning: os.tmpDir() is deprecated. Use os.tmpdir() instead.
Attempting to transfer from file:///tmp/metric_percent_vis.zip
Transferring 163535 bytes....................
Transfer complete
Retrieving metadata from plugin archive
Extracting plugin archive
Extraction complete
Plugin installation was unsuccessful due to error "Incorrect Kibana version in plugin [metric_percent_vis]. Expected [6.2.3]; found [kibana]"
bash-4.4#

Can you advise on what should I do to fix this?