diff --git a/user_guide/developer.md b/user_guide/developer.md
index ee56c30..0f17d5f 100644
--- a/user_guide/developer.md
+++ b/user_guide/developer.md
@@ -43,6 +43,6 @@ To make sure your PR is swiftly approved and merged, please make sure new featur
 
 ## Changes to documentation
 
-If you found a problem in documentation please do not hesitate to correct it and submit your proposed change as a [pull request](https://github.com/smartcorelib/smartcore/pulls) (PR) in GutHub. At this moment documentation is found in several places: [API](https://github.com/smartcorelib/smartcore), [website](https://github.com/smartcorelib/smartcorelib.org) and [examples](https://github.com/smartcorelib/smartcore-examples). Please submit your pull request to a corresponding repository. If your change is a minor correction (e.g. misspelling or grammar error) there is no need to open a separate issue describing what you've found, just correct it and submit your PR!
+If you found a problem in documentation please do not hesitate to correct it and submit your proposed change as a [pull request](https://github.com/smartcorelib/smartcore/pulls) (PR) in GitHub. At this moment documentation is found in several places: [API](https://github.com/smartcorelib/smartcore), [website](https://github.com/smartcorelib/smartcorelib.org) and [examples](https://github.com/smartcorelib/smartcore-examples). Please submit your pull request to a corresponding repository. If your change is a minor correction (e.g. misspelling or grammar error) there is no need to open a separate issue describing what you've found, just correct it and submit your PR!
 
 Another way to make a change in documentation is to [open an issue](https://github.com/smartcorelib/smartcore/issues) in GitHub.