diff --git a/Gemfile b/Gemfile
index fc2c6d42..94193dfa 100644
--- a/Gemfile
+++ b/Gemfile
@@ -84,7 +84,7 @@ gem 'jquery-rails'
 gem 'jquery-ui-rails'
 gem 'selectize-rails'
 gem 'highcharts-rails', '~> 6.0'
-gem 'bootstrap', '~> 4.6.0'
+gem 'bootstrap', '~> 5.3.2'
 gem 'fullcalendar-rails'
 gem 'momentjs-rails'
 
diff --git a/Gemfile.lock b/Gemfile.lock
index adfba939..5f0539e5 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -116,10 +116,9 @@ GEM
       safely_block (>= 0.1.1)
     bootsnap (1.18.3)
       msgpack (~> 1.2)
-    bootstrap (4.6.2)
+    bootstrap (5.3.2)
       autoprefixer-rails (>= 9.1.0)
-      popper_js (>= 1.16.1, < 2)
-      sassc-rails (>= 2.0.0)
+      popper_js (>= 2.11.8, < 3)
     builder (3.2.4)
     byebug (11.1.3)
     capybara (3.40.0)
@@ -326,7 +325,7 @@ GEM
     pg_search (2.3.6)
       activerecord (>= 5.2)
       activesupport (>= 5.2)
-    popper_js (1.16.1)
+    popper_js (2.11.8)
     power_assert (2.0.3)
     pry (0.14.2)
       coderay (~> 1.1)
@@ -539,7 +538,7 @@ DEPENDENCIES
   binding_of_caller
   blazer
   bootsnap
-  bootstrap (~> 4.6.0)
+  bootstrap (~> 5.3.2)
   byebug
   capybara (>= 2.15)
   chartkick (~> 5.0)