diff --git a/Gemfile.lock b/Gemfile.lock
index 0178a15..242919f 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -7,7 +7,7 @@ GEM
       base64
     puma (7.2.0)
       nio4r (~> 2.0)
-    rack (3.2.5)
+    rack (3.2.6)
 
 PLATFORMS
   x86_64-darwin-17