diff --git a/desktop/kde/applications/kdepim-addons/pspec.xml b/desktop/kde/applications/kdepim-addons/pspec.xml
index 8a49e7a263..e9eaeefe49 100644
--- a/desktop/kde/applications/kdepim-addons/pspec.xml
+++ b/desktop/kde/applications/kdepim-addons/pspec.xml
@@ -78,6 +78,7 @@
             <Dependency>kdiagram-devel</Dependency>
             <Dependency>grantlee-qt5-devel</Dependency>
             <Dependency>libksieve-devel</Dependency>
+            <Dependency>prison-devel</Dependency>
             <Dependency>syntax-highlighting-devel</Dependency>
         </BuildDependencies>
     </Source>
@@ -164,7 +165,7 @@
         <Update release="9">
             <Date>2018-02-03</Date>
             <Version>17.12.1</Version>
-            <Comment>Version bump.</Comment>
+            <Comment>Version bump</Comment>
             <Name>Mustafa Cinasal</Name>
             <Email>muscnsl@gmail.com</Email>
         </Update>