diff --git a/sync/src/tasks/block_sync_task.rs b/sync/src/tasks/block_sync_task.rs
index b143d39318..4c27cecf9d 100644
--- a/sync/src/tasks/block_sync_task.rs
+++ b/sync/src/tasks/block_sync_task.rs
@@ -399,15 +399,13 @@ where
             return Ok(());
         }
         for parent in parents {
-            if self.local_store.get_dag_sync_block(parent)?.is_none() {
-                if absent_blocks.contains(&parent) {
-                    continue;
-                }
-                if self.chain.has_dag_block(parent)? {
-                    continue;
-                }
-                absent_blocks.push(parent)
+            if absent_blocks.contains(&parent) {
+                continue;
+            }
+            if self.chain.has_dag_block(parent)? {
+                continue;
             }
+            absent_blocks.push(parent);
         }
         Ok(())
     }