diff --git a/Gemfile.lock b/Gemfile.lock
index c59eb26c..d5056eb7 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -252,7 +252,7 @@ GEM
     i18n (1.8.9)
       concurrent-ruby (~> 1.0)
     i18n_data (0.8.0)
-    icalendar (2.7.0)
+    icalendar (2.7.1)
       ice_cube (~> 0.16)
     ice_cube (0.16.3)
     image_processing (1.12.1)