Declare monolog on readme file

1 files changed, 1 insertions, 1 deletions

diff --git a/README.md b/README.md
index a0d39d9..8c89913 100644
--- a/README.md
+++ b/README.md
@@ -152,7 +152,7 @@ Self closing tags like `<br />` get automatically expanded to `<br></br`. No way
 
 ## Dependencies
 
-Readability.php uses the [PSR Log](https://github.com/php-fig/log) interface to define the allowed type of loggers.
+Readability.php uses the [PSR Log](https://github.com/php-fig/log) interface to define the allowed type of loggers. [Monolog](https://github.com/Seldaek/monolog) is only required on development installations. (`--dev` option during `composer install`).
 
 ## To-do