1 files changed, 8 insertions, 2 deletions
diff --git a/app/assets/javascripts/boards/stores/boards_store.js b/app/assets/javascripts/boards/stores/boards_store.js
index 333338489bc..76467564608 100644
--- a/app/assets/javascripts/boards/stores/boards_store.js
+++ b/app/assets/javascripts/boards/stores/boards_store.js
@@ -125,11 +125,17 @@ gl.issueBoards.BoardsStore = {
     } else if (listTo.type === 'backlog' && listFrom.type === 'assignee') {
       issue.removeAssignee(listFrom.assignee);
       listFrom.removeIssue(issue);
-    } else if ((listTo.type !== 'label' && listFrom.type === 'assignee') ||
-               (listTo.type !== 'assignee' && listFrom.type === 'label')) {
+    } else if (this.shouldRemoveIssue(listFrom, listTo)) {
       listFrom.removeIssue(issue);
     }
   },
+  shouldRemoveIssue(listFrom, listTo) {
+    return (
+      (listTo.type !== 'label' && listFrom.type === 'assignee') ||
+      (listTo.type !== 'assignee' && listFrom.type === 'label') ||
+      (listFrom.type === 'backlog')
+    );
+  },
   moveIssueInList (list, issue, oldIndex, newIndex, idArray) {
     const beforeId = parseInt(idArray[newIndex - 1], 10) || null;
     const afterId = parseInt(idArray[newIndex + 1], 10) || null;