diff --git a/desktop/kde/applications/kmailtransport/pspec.xml b/desktop/kde/applications/kmailtransport/pspec.xml
index 4b357ad9d4..736b36fe75 100755
--- a/desktop/kde/applications/kmailtransport/pspec.xml
+++ b/desktop/kde/applications/kmailtransport/pspec.xml
@@ -31,6 +31,7 @@
             <Dependency>extra-cmake-modules</Dependency>
             <Dependency>boost-devel</Dependency>
             <Dependency>ksmtp-devel</Dependency>
+            <Dependency>libkgapi-devel</Dependency>
         </BuildDependencies>
      </Source>
 
@@ -54,6 +55,7 @@
             <Dependency>akonadi</Dependency>
             <Dependency>cyrus-sasl</Dependency>
             <Dependency>akonadi-mime</Dependency>
+            <Dependency>libkgapi</Dependency>
         </RuntimeDependencies>
         <Files>
             <Path fileType="config">/etc/xdg</Path>