1 files changed, 7 insertions, 7 deletions
diff --git a/src/mongo/db/exec/sort.h b/src/mongo/db/exec/sort.h
index 39a32ba9c88..f0a29b84efc 100644
--- a/src/mongo/db/exec/sort.h
+++ b/src/mongo/db/exec/sort.h
@@ -139,23 +139,23 @@ private:
  * Preconditions: For each field in 'pattern', all inputs in the child must handle a
  * getFieldDotted for that field.
  */
-class SortStage : public PlanStage {
+class SortStage final : public PlanStage {
 public:
     SortStage(const SortStageParams& params, WorkingSet* ws, PlanStage* child);
-    virtual ~SortStage();
+    ~SortStage();
 
-    virtual bool isEOF();
-    virtual StageState work(WorkingSetID* out);
+    bool isEOF() final;
+    StageState work(WorkingSetID* out) final;
 
-    virtual void doInvalidate(OperationContext* txn, const RecordId& dl, InvalidationType type);
+    void doInvalidate(OperationContext* txn, const RecordId& dl, InvalidationType type) final;
 
-    virtual StageType stageType() const {
+    StageType stageType() const final {
         return STAGE_SORT;
     }
 
     std::unique_ptr<PlanStageStats> getStats();
 
-    virtual const SpecificStats* getSpecificStats() const;
+    const SpecificStats* getSpecificStats() const final;
 
     static const char* kStageType;