diff --git a/desktop/kde/framework/knotifyconfig/pspec.xml b/desktop/kde/framework/knotifyconfig/pspec.xml
index e7076f95c6..a46ca50b11 100755
--- a/desktop/kde/framework/knotifyconfig/pspec.xml
+++ b/desktop/kde/framework/knotifyconfig/pspec.xml
@@ -31,6 +31,7 @@
             <Dependency versionFrom="5.79.0">kwidgetsaddons-devel</Dependency>
             <Dependency versionFrom="5.79.0">kitemviews-devel</Dependency>
             <Dependency versionFrom="5.79.0">kconfigwidgets-devel</Dependency>
+            <Dependency versionFrom="5.79.0">kwindowsystem-devel</Dependency>
             <Dependency>libcanberra-devel</Dependency>
             <Dependency versionFrom="5.79.0">extra-cmake-modules</Dependency>
         </BuildDependencies>