diff --git a/desktop/kde/applications/kstars/pspec.xml b/desktop/kde/applications/kstars/pspec.xml
index ac1c9b6ec2..6b855a3fa2 100755
--- a/desktop/kde/applications/kstars/pspec.xml
+++ b/desktop/kde/applications/kstars/pspec.xml
@@ -62,6 +62,7 @@
             <Dependency>extra-cmake-modules</Dependency>
             <Dependency>libnova-devel</Dependency>
             <Dependency>stellarsolver-devel</Dependency>
+            <Dependency>knotifications-devel</Dependency>
         </BuildDependencies>
         <Patches>
             <!--Patch level="1">kstars-isnan.patch</Patch-->