diff --git a/programming/library/libpanel/pspec.xml b/programming/library/libpanel/pspec.xml
index a0d6b0e4eb..d3aaab8f63 100644
--- a/programming/library/libpanel/pspec.xml
+++ b/programming/library/libpanel/pspec.xml
@@ -25,6 +25,7 @@
             <Dependency>graphene-devel</Dependency>
             <Dependency>libadwaita-devel</Dependency>
             <Dependency>gtksourceview5-devel</Dependency>
+            <Dependency>gtk4-update-icon-cache</Dependency>
             <Dependency>gobject-introspection-devel</Dependency>
         </BuildDependencies>
         <!--