diff --git a/desktop/kde/applications/calendarsupport/pspec.xml b/desktop/kde/applications/calendarsupport/pspec.xml
index ec45ccffa1..5c768dff9b 100644
--- a/desktop/kde/applications/calendarsupport/pspec.xml
+++ b/desktop/kde/applications/calendarsupport/pspec.xml
@@ -99,7 +99,7 @@
 
     <History>
         <Update release="13">
-            <Date>2017-12-15</Date>
+            <Date>2017-12-16</Date>
             <Version>17.12.0</Version>
             <Comment>Version bump.</Comment>
             <Name>Mustafa Cinasal</Name>