diff --git a/CHANGELOG.md b/CHANGELOG.md
index ff4053a2b7617af8c8d2c15ba07420ae60ed7e0e..8985b3ae60403073a3fd82e54cb8e419fa90eeba 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,8 +6,11 @@ Please mark all change in change log and use the issue from GitHub
 
 ## Bug
 
--   \#2450 The deleted vectors may be found on GPU
+-   \#1997 Index file missed after compact
+-   \#2264 Milvus opened too many files when the metric_config.enable_monitor=true
+-   \#2266 Server hangs when using multi-clients to query different collections
 -   \#2399 The nlist set by the user may not take effect
+-   \#2450 The deleted vectors may be found on GPU
 
 ## Feature