diff --git a/Gemfile.lock b/Gemfile.lock
index 6cf5bcd..4d1759b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -18,8 +18,8 @@ GEM
       simplecov_json_formatter (~> 0.1)
     simplecov-html (0.12.3)
     simplecov_json_formatter (0.1.4)
-    syntax_tree (4.3.0)
-      prettier_print (>= 1.0.2)
+    syntax_tree (5.0.0)
+      prettier_print (>= 1.1.0)
 
 PLATFORMS
   x86_64-darwin-21