diff --git a/Gemfile.lock b/Gemfile.lock
index c30ff38fec..c83ef6b9fd 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -331,7 +331,7 @@ GEM
       logger
     i18n (1.15.2)
       concurrent-ruby (~> 1.0)
-    icalendar (2.12.3)
+    icalendar (2.12.5)
       base64
       ice_cube (~> 0.16)
       logger
diff --git a/spec/services/calendar_service_spec.rb b/spec/services/calendar_service_spec.rb
index 2ece080b9e..160bbe7531 100644
--- a/spec/services/calendar_service_spec.rb
+++ b/spec/services/calendar_service_spec.rb
@@ -27,14 +27,14 @@
           BEGIN:VTIMEZONE
           TZID:America/New_York
           BEGIN:DAYLIGHT
-          DTSTART:20220313T030000
+          DTSTART:20220313T020000
           TZOFFSETFROM:-0500
           TZOFFSETTO:-0400
           RRULE:FREQ=YEARLY;BYDAY=2SU;BYMONTH=3
           TZNAME:EDT
           END:DAYLIGHT
           BEGIN:STANDARD
-          DTSTART:20221106T010000
+          DTSTART:20221106T020000
           TZOFFSETFROM:-0400
           TZOFFSETTO:-0500
           RRULE:FREQ=YEARLY;BYDAY=1SU;BYMONTH=11