diff --git a/README.md b/README.md
index 9ae796168..432bae4e3 100644
--- a/README.md
+++ b/README.md
@@ -95,6 +95,8 @@ To build and run the image, issue following commands in a terminal with docker i
 
 FAQ
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-If a blank page (HTTP status 500) shows after search completion or receipt generation, then double check php5-gd presence in your php installation. On windows check in php.ini whether the lib is installed. On Ubuntu issue `sudo apt-get install php5-gd`. Also have a look at the Dockerfile for a complete list of recommended packages.
+* If a blank page (HTTP status 500) shows after search completion or receipt generation, then double check php5-gd presence in your php installation. On windows check in php.ini whether the lib is installed. On Ubuntu issue `sudo apt-get install php5-gd`. Also have a look at the Dockerfile for a complete list of recommended packages.
+
+* If following error is sene in sales module `Message: Class 'NumberFormatter' not found` then you don't have `php5-intl` extension installed. Please check the [wiki](https://github.com/jekkos/opensourcepos/wiki/Localisation-support#php5-intl-extension-installation) to resolve this issue on your platform.
 
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