diff --git a/db/db_impl.cc b/db/db_impl.cc
index 058ef78..6d7af36 100644
--- a/db/db_impl.cc
+++ b/db/db_impl.cc
@@ -622,34 +622,6 @@ void DBImpl::TEST_CompactRange(int level, const Slice* begin,
     manual.end = &end_storage;
   }
 
-  if (level == config::kNumLevels - 1) {
-    // TTL: TODO: update files in the last level
-    mutex_.AssertHeld();
-
-    Compaction* c;
-    c = versions_->CompactRange(level, nullptr, nullptr);
-
-    Iterator* files = versions_->MakeInputIterator(c);
-    
-    while (files->Valid() && !shutting_down_.load(std::memory_order_acquire)) {
-      std::string value = files->value().ToString();
-      uint64_t ddl;
-      DecodeDeadLineValue(&value, ddl);
-
-      if (ddl != 0) {
-        if (ddl <= std::time(nullptr)) {
-          c->edit()->RemoveFile(c->level(), number);
-          versions_->LogAndApply(c->edit(), &mutex_);
-        }
-      }
-      
-
-      files->Next();
-    }
-
-    return;
-  } // ttl end
-
   MutexLock l(&mutex_);
   while (!manual.done && !shutting_down_.load(std::memory_order_acquire) &&
          bg_error_.ok()) {
diff --git a/db/db_test.cc b/db/db_test.cc
index a4a84cd..32d2892 100644
--- a/db/db_test.cc
+++ b/db/db_test.cc
@@ -2117,6 +2117,9 @@ class ModelDB : public DB {
   Status Put(const WriteOptions& o, const Slice& k, const Slice& v) override {
     return DB::Put(o, k, v);
   }
+  Status Put(const WriteOptions& o, const Slice& k, const Slice& v, uint64_t ttl) override {
+    return DB::Put(o, k, v, ttl);
+  }
   Status Delete(const WriteOptions& o, const Slice& key) override {
     return DB::Delete(o, key);
   }