diff --git a/CHANGELOG.md b/CHANGELOG.md
index da5a1549e..acfb6b90f 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,7 +1,7 @@
 # v0.17.21
 
 * Upgrade to OVS 2.17.2
-* Upgrade faucetconfrpc, faucet, gauge, pylint, pytype, cmd2, grafana, prometheus, pika
+* Upgrade faucetconfrpc, faucet, gauge, pylint, pytype, cmd2, grafana, prometheus, pika, flask
 
 # v0.17.20 (2022-06-13)