diff --git a/NEWS b/NEWS
index 681b3d927..d14a0b69f 100644
--- a/NEWS
+++ b/NEWS
@@ -12,6 +12,7 @@ Bug fixes
  - [core] properly honor the "include in freebusy" setting (#3354)
  - [web] return login page for unknown users (#2135)
  - [web] append ics file extension when importing events (#2308)
+ - [web] set a max-height so we can scroll in the attendees list (#3666)
  - [eas] properly escape all GAL responses (#3923)
  - [eas] properly skip folders we don't want to synchronize (#3943)
  - [eas] fixed 30 mins freebusy offset with S Planner
diff --git a/UI/WebServerResources/UIxComponentEditor.css b/UI/WebServerResources/UIxComponentEditor.css
index 70f7e4be3..8ea59269d 100644
--- a/UI/WebServerResources/UIxComponentEditor.css
+++ b/UI/WebServerResources/UIxComponentEditor.css
@@ -90,7 +90,7 @@ LABEL.calendarName
 }
 
 DIV#attendeesMenu
-{ overflow: auto; }
+{ overflow: auto; max-height: 300px; }
 
 DIV.fakeTextArea
 { overflow: auto;