diff --git a/test_sdl2/Gemfile.lock b/test_sdl2/Gemfile.lock
index a22911f..c1c72c3 100644
--- a/test_sdl2/Gemfile.lock
+++ b/test_sdl2/Gemfile.lock
@@ -1,25 +1,24 @@
 GEM
   remote: https://rubygems.org/
   specs:
-    activesupport (6.1.4)
+    activesupport (7.0.4.3)
       concurrent-ruby (~> 1.0, >= 1.0.2)
       i18n (>= 1.6, < 2)
       minitest (>= 5.1)
       tzinfo (~> 2.0)
-      zeitwerk (~> 2.3)
-    concurrent-ruby (1.1.9)
-    i18n (1.8.10)
+    concurrent-ruby (1.2.2)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
-    minitest (5.14.4)
+    minitest (5.18.0)
     ruby-sdl2 (0.3.5)
     table_format (0.0.8)
       activesupport
-    tzinfo (2.0.4)
+    tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    zeitwerk (2.4.2)
 
 PLATFORMS
   x86_64-darwin-17
+  x86_64-linux
 
 DEPENDENCIES
   ruby-sdl2