diff --git a/Gemfile.lock b/Gemfile.lock
index 788f9edf..cae83544 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -244,9 +244,12 @@ GEM
     i18n (1.14.7)
       concurrent-ruby (~> 1.0)
     i18n_data (0.13.0)
-    icalendar (2.7.1)
+    icalendar (2.11.2)
+      base64
       ice_cube (~> 0.16)
-    ice_cube (0.16.3)
+      logger
+      ostruct
+    ice_cube (0.17.0)
     image_processing (1.14.0)
       mini_magick (>= 4.9.5, < 6)
       ruby-vips (>= 2.0.17, < 3)
@@ -381,6 +384,7 @@ GEM
       omniauth (~> 2.0)
     open4 (1.3.4)
     orm_adapter (0.5.0)
+    ostruct (0.6.3)
     paper_trail (16.0.0)
       activerecord (>= 6.1)
       request_store (~> 1.4)