diff --git a/desktop/gnome/apps/gnome-characters/pspec.xml b/desktop/gnome/apps/gnome-characters/pspec.xml
index e0c2c88731..9272edc429 100644
--- a/desktop/gnome/apps/gnome-characters/pspec.xml
+++ b/desktop/gnome/apps/gnome-characters/pspec.xml
@@ -20,6 +20,7 @@
             <Dependency versionFrom="1.70.0">gjs-devel</Dependency>
             <Dependency>gobject-introspection-devel</Dependency>
             <Dependency>gtk3-devel</Dependency>
+            <Dependency>gtk4-devel</Dependency>
             <Dependency>appstream-glib-devel</Dependency>
             <Dependency versionFrom="1.4.0">libhandy-devel</Dependency>
             <Dependency>libunistring-devel</Dependency>