diff --git a/db/pre_release_callback.h b/db/pre_release_callback.h
index b3e658577..0cee4d547 100644
--- a/db/pre_release_callback.h
+++ b/db/pre_release_callback.h
@@ -26,7 +26,7 @@ class PreReleaseCallback {
   // released.
   // is_mem_disabled is currently used for debugging purposes to assert that
   // the callback is done from the right write queue.
-  virtual Status Callback(SequenceNumber seq, const bool is_mem_disabled) = 0;
+  virtual Status Callback(SequenceNumber seq, bool is_mem_disabled) = 0;
 };
 
 }  //  namespace rocksdb
diff --git a/db/write_callback_test.cc b/db/write_callback_test.cc
index c91a4305c..a1b7f6541 100644
--- a/db/write_callback_test.cc
+++ b/db/write_callback_test.cc
@@ -295,7 +295,7 @@ TEST_F(WriteCallbackTest, WriteWithCallbackTest) {
                     PublishSeqCallback(DBImpl* db_impl_in)
                         : db_impl_(db_impl_in) {}
                     virtual Status Callback(SequenceNumber last_seq,
-                                            const bool /*not used*/) override {
+                                            bool /*not used*/) override {
                       db_impl_->SetLastPublishedSequence(last_seq);
                       return Status::OK();
                     }