1 files changed, 4 insertions, 0 deletions

diff --git a/korganizer/calendarview.cpp b/korganizer/calendarview.cpp
index bbed05b..7fae4a9 100644
--- a/korganizer/calendarview.cpp
+++ b/korganizer/calendarview.cpp
@@ -1048,8 +1048,12 @@ bool  CalendarView::synchronizeCalendar( Calendar* local,  Calendar* remote, int
                         idS = inL->IDStr();
                         local->deleteIncidence( inL );
                         inL = inR->clone();
                         inL->setIDStr( idS );
+                        if ( mGlobalSyncMode == SYNC_MODE_EXTERNAL ) {
+                            inL->setCsum( mCurrentSyncDevice, inR->getCsum(mCurrentSyncDevice) );
+                            inL->setID( mCurrentSyncDevice, inR->getID(mCurrentSyncDevice) );
+                        }
                         local->addIncidence(  inL  );
                         ++changedLocal;
                     }
                 }