diff --git a/desktop/kde/applications/okular/pspec.xml b/desktop/kde/applications/okular/pspec.xml
index b5cddba5f0..f865e14903 100644
--- a/desktop/kde/applications/okular/pspec.xml
+++ b/desktop/kde/applications/okular/pspec.xml
@@ -20,6 +20,7 @@
             <Dependency>qt5-declarative-devel</Dependency>
             <Dependency>kjs-devel</Dependency>
             <Dependency>qt5-speech-devel</Dependency>
+            <Dependency>kdegraphics-mobipocket-devel</Dependency>
             <Dependency versionFrom="2.1.1">qca2-qt5-devel</Dependency>
             <Dependency>tiff-devel</Dependency>
             <Dependency>kdelibs4-support-devel</Dependency>