diff --git a/Gemfile.lock b/Gemfile.lock
index f6ee22f43..7eae6d74c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -143,8 +143,8 @@ GEM
       rails (>= 6)
       rouge
       sprockets (>= 3)
-    govuk_schemas (4.4.1)
-      json-schema (~> 2.8.0)
+    govuk_schemas (4.5.0)
+      json-schema (>= 2.8, < 3.1)
     govuk_test (3.0.1)
       brakeman (>= 5.0.2)
       capybara (>= 3.36)
@@ -172,8 +172,8 @@ GEM
       rainbow (>= 2.2.2, < 4.0)
       terminal-table (>= 1.5.1)
     json (2.6.2)
-    json-schema (2.8.1)
-      addressable (>= 2.4)
+    json-schema (3.0.0)
+      addressable (>= 2.8)
     kgio (2.11.4)
     kramdown (2.4.0)
       rexml