diff --git a/Gemfile.lock b/Gemfile.lock
index c12867a0..ba2699c3 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -224,7 +224,7 @@ GEM
       rake (>= 10.0)
     globalid (1.1.0)
       activesupport (>= 5.0)
-    govuk_design_system_formbuilder (4.1.1)
+    govuk_design_system_formbuilder (5.0.0)
       actionview (>= 6.1)
       activemodel (>= 6.1)
       activesupport (>= 6.1)