diff --git a/layouts/calendar/list.ics b/layouts/calendar/list.ics
index 4b6cceeb..eb7beaa8 100644
--- a/layouts/calendar/list.ics
+++ b/layouts/calendar/list.ics
@@ -13,9 +13,10 @@ DURATION:{{ .duration }}
 LOCATION:{{.Page.Params.location.name}}
 GEO:{{.Page.Params.location.latitude}};{{.Page.Params.location.longitude}}
 SUMMARY:{{.Page.Title}}
-DESCRIPTION:{{ .Page.Summary }}
-URL:{{.Page.Params.link}}
-ATTENDEE;CUTYPE=INDIVIDUAL;CN={{site.Author.name}};PARTSTAT={{ if .Page.Params.attending }}ACCEPTED{{else}}NEEDS-ACTION{{end}}:MAILTO:{{ site.Author.email}}
+DESCRIPTION:{{ .Page.Summary | replaceRE "(.{62})(.*)" "$1\r\n  $2" | replaceRE "(  [^\r\n]{72})([^\r\n]*)" "$1\r\n    $2" }}
+URL:{{.Page.Params.link  | replaceRE "(.{70})(.*)" "$1\r\n  $2" | replaceRE "(  [^\r\n]{72})([^\r\n]*)" "$1\r\n    $2" }}
+ATTENDEE;CUTYPE=INDIVIDUAL;CN={{site.Author.name}};
+  PARTSTAT={{ if .Page.Params.attending }}ACCEPTED{{else}}NEEDS-ACTION{{end}}:MAILTO:{{ site.Author.email}}
 END:VEVENT
 {{- end }}
 END:VCALENDAR
\ No newline at end of file
diff --git a/todo.md b/todo.md
index 58794a37..25d964f2 100644
--- a/todo.md
+++ b/todo.md
@@ -1,5 +1,4 @@
-
 Add single.html for Calendar
 Support repeating calendar events
-Handle long lines
+Handle long lines {cm:2023-12-24}
 Ensure ICS files have CRLF endings {cm:2023-12-22}
\ No newline at end of file