diff --git a/Dockerfile b/Dockerfile
index 01f15fd..e35709c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,8 +2,10 @@ FROM redmine:5-bullseye
 
 COPY plugins/ plugins/
 
-RUN gem install icalendar \
-  && cd plugins/redmine_ics_export \
-  && bundle install --without development test \
-  && cd ../000_redmine_x_ux_upgrade \
-  && bundle install --without development test
\ No newline at end of file
+RUN bundle check || bundle install
+#RUN apt-get install ruby-binding-of-caller
+#  && gem install icalendar better_errors binding_of_caller \
+#  && cd plugins/redmine_ics_export \
+#  && bundle install --without development test \
+#  && cd ../000_redmine_x_ux_upgrade \
+#  && bundle install --without development test
\ No newline at end of file