diff --git a/.drone.yml b/.drone.yml
index daf5886f3a..e49bd0725d 100644
--- a/.drone.yml
+++ b/.drone.yml
@@ -29,6 +29,11 @@ pipeline:
             - pip install twine
             - python setup.py sdist
             - twine check dist/*
+    check_doc:
+        image: ${IMAGE]
+        commands:
+            - pip install sphinx
+            - python -m sphinx -T -E -W -n -b html doc _build/html
 
 services:
     postgresql:
diff --git a/doc/configuration.rst b/doc/configuration.rst
index 34cb915387..51dca7fa55 100644
--- a/doc/configuration.rst
+++ b/doc/configuration.rst
@@ -30,7 +30,7 @@ The default value is: ``None``
 The base URL for the images, without the path.
 
 The default value is generated from the `hostname
-<trytond:config-web-hostname>` configuration setting.
+<trytond:topics-configuration>` configuration setting.
 
 ``image_timeout``
 =================