diff --git a/akonadi/tagsync.cpp b/akonadi/tagsync.cpp
--- a/akonadi/tagsync.cpp
+++ b/akonadi/tagsync.cpp
@@ -119,13 +119,14 @@
             connect(itemFetch, SIGNAL(result(KJob*)), this, SLOT(onJobDone(KJob*)));
             tagById.remove(tagByRid.value(remoteTag.remoteId()).id());
         } else if (tagByGid.contains(remoteTag.gid())) {
-            //Tag exists but has no rid
-            //Merge members and set rid
+            //Tag exists but has no uptodate rid
             Tag tag = tagByGid.value(remoteTag.gid());
             tag.setRemoteId(remoteTag.remoteId());
             ItemFetchJob *itemFetch = new ItemFetchJob(tag, this);
             itemFetch->setProperty("tag", QVariant::fromValue(tag));
-            itemFetch->setProperty("merge", true);
+            // Overwrite changes with the server, ideally we would have a dirty flag at the tag to indecate if changes are outstanding
+            // and replase false with tag.isDirty()
+            itemFetch->setProperty("merge", false);
             itemFetch->fetchScope().setFetchGid(true);
             connect(itemFetch, SIGNAL(result(KJob*)), this, SLOT(onTagItemsFetchDone(KJob*)));
             connect(itemFetch, SIGNAL(result(KJob*)), this, SLOT(onJobDone(KJob*)));