diff --git a/desktop/toolkit/gtk/gtk-doc/pspec.xml b/desktop/toolkit/gtk/gtk-doc/pspec.xml
index 80c1f08762..854318da0c 100644
--- a/desktop/toolkit/gtk/gtk-doc/pspec.xml
+++ b/desktop/toolkit/gtk/gtk-doc/pspec.xml
@@ -39,6 +39,7 @@
             <Dependency>docbook-xsl</Dependency>
             <Dependency>sgml-common</Dependency>
             <Dependency>python3</Dependency>
+		<Dependency>gi-docgen</Dependency>
             <Dependency>python3-Pygments</Dependency>
             <Dependency>python3-lxml</Dependency>
             <Dependency>python3-anytree</Dependency>