diff --git a/CHANGELOG.md b/CHANGELOG.md
index 419a123390..bddf0e9467 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -30,6 +30,7 @@ Please mark all change in change log and use the ticket from JIRA.
 - \#156 - Not return error when search_resources and index_build_device set cpu
 - \#159 - Change the configuration name from 'use_gpu_threshold' to 'gpu_search_threshold'
 - \#168 - Improve result reduce
+- \#175 - add invalid config unittest
 
 ## Task