diff --git a/db/compaction_job.cc b/db/compaction_job.cc
index 8f9fd1c50..a9f87d7c2 100644
--- a/db/compaction_job.cc
+++ b/db/compaction_job.cc
@@ -1167,6 +1167,7 @@ Status CompactionJob::FinishCompactionOutputFile(
   // Check for iterator errors
   Status s = input_status;
   auto meta = &sub_compact->current_output()->meta;
+  assert(meta != nullptr);
   if (s.ok()) {
     Slice lower_bound_guard, upper_bound_guard;
     std::string smallest_user_key;
diff --git a/db/version_set.cc b/db/version_set.cc
index 5b32737ec..1b946f2e8 100644
--- a/db/version_set.cc
+++ b/db/version_set.cc
@@ -2759,6 +2759,7 @@ Status VersionSet::ProcessManifestWrites(
       }
       last_writer = *(it++);
       assert(last_writer != nullptr);
+      assert(last_writer->cfd != nullptr);
       if (last_writer->cfd != nullptr && last_writer->cfd->IsDropped()) {
         continue;
       }