diff --git a/desktop/kde/applications/kdegraphics-thumbnailers/pspec.xml b/desktop/kde/applications/kdegraphics-thumbnailers/pspec.xml
index eb2d459371..35069fe1c3 100755
--- a/desktop/kde/applications/kdegraphics-thumbnailers/pspec.xml
+++ b/desktop/kde/applications/kdegraphics-thumbnailers/pspec.xml
@@ -20,6 +20,7 @@
             <Dependency>kio-devel</Dependency>
             <Dependency>libkdcraw-devel</Dependency>
             <Dependency>libkexiv2-devel</Dependency>
+            <Dependency>kdegraphics-mobipocket-devel</Dependency>
             <Dependency versionFrom="5.82.0">karchive-devel</Dependency>
         </BuildDependencies>
     </Source>
@@ -32,6 +33,7 @@
             <Dependency versionFrom="5.15.2">qt5-base</Dependency>
             <Dependency>libkdcraw</Dependency>
             <Dependency>libkexiv2</Dependency>
+            <Dependency>kdegraphics-mobipocket</Dependency>
             <Dependency versionFrom="5.82.0">karchive</Dependency>
         </RuntimeDependencies>
         <Files>