diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8d24da17ce..185c46c49b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -6,10 +6,12 @@
 - feat: add tag-types (#655)
 - feat: Added servicelayer (#685)
 - feat: Allow deprecation of strategies (#682)
+- feat: add lastSeenAt for feature toggles
 - fix: upgrade knex to 0.21.15
 - fix: Updated docs about event-types (#684)
 - fix: Add application-created event (#595)
 
+
 ## 3.9.0
 
 - fix: stateService undefined