diff --git a/desktop/toolkit/gtk/gtksourceview5/pspec.xml b/desktop/toolkit/gtk/gtksourceview5/pspec.xml
index 00b76286c9..5c261cc147 100644
--- a/desktop/toolkit/gtk/gtksourceview5/pspec.xml
+++ b/desktop/toolkit/gtk/gtksourceview5/pspec.xml
@@ -21,6 +21,7 @@
             <Dependency>intltool</Dependency>
             <Dependency>gtk-doc</Dependency>
             <Dependency>vala-devel</Dependency>
+            <Dependency>gi-docgen</Dependency>
             <Dependency>gtk4-devel</Dependency>
             <Dependency>libpcre2-devel</Dependency>
             <Dependency>fontconfig-devel</Dependency>