diff --git a/desktop/kde/applications/kalarm/pspec.xml b/desktop/kde/applications/kalarm/pspec.xml
index 69a341eb8b..62f5516df5 100755
--- a/desktop/kde/applications/kalarm/pspec.xml
+++ b/desktop/kde/applications/kalarm/pspec.xml
@@ -63,6 +63,7 @@
             <Dependency>libkleo-devel</Dependency>
             <Dependency versionFrom="1.7.1">gpgme-devel</Dependency>
             <Dependency>kmailtransport-devel</Dependency>
+            <Dependency>kidletime-devel</Dependency>
         </BuildDependencies>
     </Source>
 
@@ -107,6 +108,7 @@
             <Dependency>kdelibs4-support</Dependency>
             <Dependency>kidentitymanagement</Dependency>
             <Dependency>qt5-base</Dependency>
+            <Dependency>kidletime</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="config">/etc/dbus-1</Path>