diff --git a/CHANGELOG.md b/CHANGELOG.md
index 53e427dcb9..bc2be5edf5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -20,6 +20,7 @@ Please mark all change in change log and use the ticket from JIRA.
 - \#440 - Query API in customization still uses old version
 - \#440 - Server cannot startup with gpu_resource_config.enable=false in GPU version
 - \#458 - Index data is not compatible between 0.5 and 0.6
+- \#465 - Server hang caused by searching with nsg index
 - \#486 - gpu no usage during index building
 
 ## Feature