diff --git a/doc/gitlab-basics/README.md b/doc/gitlab-basics/README.md
index a2edede5f1cf475c1c5b758ec29c5d89aba4e8b7..ffe1c3584244fa5e62998406dac07d227121a267 100644
--- a/doc/gitlab-basics/README.md
+++ b/doc/gitlab-basics/README.md
@@ -2,10 +2,10 @@
 
 Step-by-step guides on the basics of working with Git and GitLab.
 
-* [Start using Git on the commandline](start_using_git.md)
+* [Start using Git on the commandline](start-using-git.md)
 
-* [Create and add your SSH Keys](create_your_ssh_keys.md)
+* [Create and add your SSH Keys](create-your-ssh-keys.md)
 
-* [Command Line basic commands](command_line_commands.md)
+* [Command Line basic commands](command-line-commands.md)
 
-* [Basic Git commands](basic_git_commands.md)
+* [Basic Git commands](basic-git-commands.md)
diff --git a/doc/gitlab-basics/command-line-commands.md b/doc/gitlab-basics/command-line-commands.md
index bad91795528a816346d76b8127ccb4dc6e384930..4702ad99c109ef1b8c25c7204b1f2c7d0d296a12 100644
--- a/doc/gitlab-basics/command-line-commands.md
+++ b/doc/gitlab-basics/command-line-commands.md
@@ -8,7 +8,7 @@
 
 ![Select a project](basicsimages/select_project.png)
 
-* To work in the project, you can copy a link to the Git repository through a SSH or a HTTPS protocol. SSH is easier to use after it's been [set up](create_your_ssh_keys.md). When you're in the project, click on the HTTPS or SSH button at the right side of your screen. Then copy the link (you'll have to paste it on your shell in the next step)
+* To work in the project, you can copy a link to the Git repository through a SSH or a HTTPS protocol. SSH is easier to use after it's been [set up](create-your-ssh-keys.md). When you're in the project, click on the HTTPS or SSH button at the right side of your screen. Then copy the link (you'll have to paste it on your shell in the next step)
 
 ![Copy the HTTPS](basicsimages/https.png)
 
diff --git a/doc/gitlab-basics/create-your-ssh-keys.md b/doc/gitlab-basics/create-your-ssh-keys.md
index 1e7f7c285135cb19ef51724b10f408a2d94f418a..2b6a1f2d8089e12e5993c99be45aad8e7f3914d2 100644
--- a/doc/gitlab-basics/create-your-ssh-keys.md
+++ b/doc/gitlab-basics/create-your-ssh-keys.md
@@ -28,7 +28,7 @@ You need to connect your computer to your GitLab account through SSH Keys. They
 
 ## To generate an SSH Key on your commandline
 
-* Go to your [commandline](start_using_git.md) and follow the [instructions](https://gitlab.com/help/ssh/README) to generate it 
+* Go to your [commandline](start-using-git.md) and follow the [instructions](https://gitlab.com/help/ssh/README) to generate it 
 
 * Copy the SSH Key that your commandline created and paste it on the "Key" box on the GitLab page. The title will be added automatically