diff --git a/network/misc/webkit2gtk-5.0/pspec.xml b/network/misc/webkit2gtk-5.0/pspec.xml
index 37732d5477..c0f2f7efc8 100644
--- a/network/misc/webkit2gtk-5.0/pspec.xml
+++ b/network/misc/webkit2gtk-5.0/pspec.xml
@@ -20,6 +20,7 @@
             <Dependency>which</Dependency>
             <Dependency>gperf</Dependency>
             <Dependency>gtk-doc</Dependency>
+            <Dependency>gi-docgen</Dependency>
             <Dependency>bubblewrap</Dependency>
             <Dependency>ruby-devel</Dependency>
             <Dependency>mesa-devel</Dependency>