diff --git a/Gemfile b/Gemfile
index 592e2d9..cf310bb 100644
--- a/Gemfile
+++ b/Gemfile
@@ -24,7 +24,7 @@ gem 'icheck-rails',             '~> 1.0', '>= 1.0.2.2'
 
 gem 'haml',                     '~> 5.1', '>= 5.1.2'
 gem 'haml-rails',               '~> 2.0', '>= 2.0.1'
-gem 'simple_form',              '~> 4.1'
+gem 'simple_form',              '~> 5.0'
 gem 'devise',                   '~> 4.7'
 gem 'pundit',                   '~> 2.1'
 gem 'kaminari',                 '~> 1.1', '>= 1.1.1'
diff --git a/Gemfile.lock b/Gemfile.lock
index 66bdafa..b4c83c9 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -142,7 +142,7 @@ GEM
     coffee-script-source (1.12.2)
     concurrent-ruby (1.1.5)
     connection_pool (2.2.2)
-    crass (1.0.4)
+    crass (1.0.5)
     daemons (1.3.1)
     database_cleaner (1.7.0)
     devise (4.7.0)
@@ -158,7 +158,7 @@ GEM
       activemodel-serializers-xml (>= 1.0)
       activesupport (>= 5.0)
       request_store (>= 1.0)
-    erubi (1.8.0)
+    erubi (1.9.0)
     erubis (2.7.0)
     eventmachine (1.2.7)
     eventmachine (1.2.7-java)
@@ -193,7 +193,7 @@ GEM
       haml (>= 4.0, < 6)
       nokogiri (>= 1.6.0)
       ruby_parser (~> 3.5)
-    i18n (1.6.0)
+    i18n (1.7.0)
       concurrent-ruby (~> 1.0)
     icheck-rails (1.0.2.2)
       jquery-rails
@@ -234,7 +234,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.3)
+    loofah (2.4.0)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.1)
@@ -246,7 +246,7 @@ GEM
     mini_magick (4.9.5)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
-    minitest (5.11.3)
+    minitest (5.13.0)
     msgpack (1.3.1)
     msgpack (1.3.1-java)
     msgpack (1.3.1-x64-mingw32)
@@ -256,12 +256,12 @@ GEM
     net-ssh (5.2.0)
     nio4r (2.5.1)
     nio4r (2.5.1-java)
-    nokogiri (1.10.4)
+    nokogiri (1.10.5)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.4-java)
-    nokogiri (1.10.4-x64-mingw32)
+    nokogiri (1.10.5-java)
+    nokogiri (1.10.5-x64-mingw32)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.4-x86-mingw32)
+    nokogiri (1.10.5-x86-mingw32)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     paper_trail (10.3.1)
@@ -313,8 +313,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.2.0)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.3.0)
+      loofah (~> 2.3)
     railties (6.0.0)
       actionpack (= 6.0.0)
       activesupport (= 6.0.0)
@@ -375,7 +375,7 @@ GEM
       rack (>= 1.5.0)
       rack-protection (>= 1.5.0)
       redis (>= 3.3.5, < 5)
-    simple_form (4.1.0)
+    simple_form (5.0.0)
       actionpack (>= 5.0)
       activemodel (>= 5.0)
     spoon (0.0.6)
@@ -426,7 +426,7 @@ GEM
     websocket-extensions (0.1.4)
     xpath (3.2.0)
       nokogiri (~> 1.8)
-    zeitwerk (2.1.9)
+    zeitwerk (2.2.1)
 
 PLATFORMS
   java
@@ -478,7 +478,7 @@ DEPENDENCIES
   sass-rails (~> 5)
   select2-rails (~> 4.0, >= 4.0.3)
   shoulda-matchers (~> 4.1, >= 4.1.2)
-  simple_form (~> 4.1)
+  simple_form (~> 5.0)
   spring
   spring-watcher-listen (~> 2.0.0)
   thin (~> 1.7, >= 1.7.2)