diff --git a/programming/misc/libnotify/pspec.xml b/programming/misc/libnotify/pspec.xml
index 5e68fc4a76..6373ac184b 100644
--- a/programming/misc/libnotify/pspec.xml
+++ b/programming/misc/libnotify/pspec.xml
@@ -24,6 +24,7 @@
             <Dependency>gtk-doc</Dependency>
             <Dependency>xmlto</Dependency>
             <Dependency>meson</Dependency>
+            <Dependency>gtk4-devel</Dependency>
         </BuildDependencies>
     </Source>