diff --git a/Gemfile b/Gemfile
index 3fc8d31a..a39a4541 100644
--- a/Gemfile
+++ b/Gemfile
@@ -88,7 +88,7 @@ gem "mail-notify", "~> 1.2"
 
 gem "dartsass-rails", "~> 0.5.0"
 
-gem "importmap-rails", "~> 1.2"
+gem "importmap-rails", "~> 2.0"
 
 gem "propshaft", "~> 0.8.0"
 
diff --git a/Gemfile.lock b/Gemfile.lock
index a7017861..bc677926 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -223,14 +223,14 @@ GEM
       multi_xml (>= 0.5.2)
     i18n (1.14.1)
       concurrent-ruby (~> 1.0)
-    importmap-rails (1.2.3)
+    importmap-rails (2.0.1)
       actionpack (>= 6.0.0)
       activesupport (>= 6.0.0)
       railties (>= 6.0.0)
     invisible_captcha (2.1.0)
       rails (>= 5.2)
     io-console (0.7.1)
-    irb (1.10.1)
+    irb (1.11.0)
       rdoc
       reline (>= 0.3.8)
     jbuilder (2.11.5)
@@ -275,7 +275,7 @@ GEM
     net-smtp (0.4.0)
       net-protocol
     nio4r (2.6.1)
-    nokogiri (1.15.5)
+    nokogiri (1.16.0)
       mini_portile2 (~> 2.8.2)
       racc (~> 1.4)
     notifications-ruby-client (5.4.0)
@@ -316,7 +316,7 @@ GEM
     pry-byebug (3.10.1)
       byebug (~> 11.0)
       pry (>= 0.13, < 0.15)
-    psych (5.1.1.1)
+    psych (5.1.2)
       stringio
     public_suffix (5.0.1)
     puma (6.4.0)
@@ -523,7 +523,7 @@ DEPENDENCIES
   govuk-components (= 4.1.2)
   govuk_design_system_formbuilder
   httparty (~> 0.21)
-  importmap-rails (~> 1.2)
+  importmap-rails (~> 2.0)
   invisible_captcha
   jbuilder
   launchy