diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 131ae9c..9a9b97e 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -5,7 +5,7 @@ pages:
   only:
     - master
   script:
-    - pip install mkdocs-material
+    - pip install mkdocs-material mkdocs-macros-plugin
     - mkdocs build --site-dir public
   artifacts:
     paths:
diff --git a/docs/android/04-root-avd-device.md b/docs/android/04-root-avd-device.md
index d502510..db4a73f 100644
--- a/docs/android/04-root-avd-device.md
+++ b/docs/android/04-root-avd-device.md
@@ -8,7 +8,7 @@ description: How to root an emulator from AVD (Android Virtual Device).
 !!! warning
     Pick any image that does NOT say **Google Play** in the target column.
 
-![Your virtual devices](/assets/img/android/your_virtual_devices.png)
+![Your virtual devices]({{ base_url }}/assets/img/android/your_virtual_devices.png)
 
 You can now close *android-studio*.
 
diff --git a/mkdocs.yml b/mkdocs.yml
index 800a624..e382293 100644
--- a/mkdocs.yml
+++ b/mkdocs.yml
@@ -28,6 +28,7 @@ repo_name: xanhacks/ctf-docs
 
 extra:
   homepage: https://xanhacks.gitlab.io/ctf-docs/welcome/
+  base_url: https://xanhacks.gitlab.io/ctf-docs
   social:
     - icon: fontawesome/brands/twitter
       link: https://twitter.com/xanhacks
@@ -43,6 +44,7 @@ markdown_extensions:
   - meta
   - admonition
   - def_list
+  - macros
 
 extra_javascript:
   - https://cdnjs.cloudflare.com/ajax/libs/highlight.js/10.7.2/highlight.min.js