diff --git a/Gemfile.lock b/Gemfile.lock
index be8d706..685a845 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,15 +11,15 @@ GEM
       public_suffix (>= 2.0.2, < 8.0)
     ast (2.4.3)
     base64 (0.3.0)
-    bigdecimal (3.3.1)
+    bigdecimal (4.0.1)
     coderay (1.1.3)
     diff-lcs (1.6.2)
     event_emitter (0.2.6)
     io-console (0.8.2)
     json (2.19.1)
-    json-schema (5.2.2)
+    json-schema (6.2.0)
       addressable (~> 2.8)
-      bigdecimal (~> 3.1)
+      bigdecimal (>= 3.1, < 5)
     language_server-protocol (3.17.0.5)
     lint_roller (1.1.0)
     mcp (0.8.0)