diff --git a/thinreports/Rails/Gemfile.lock b/thinreports/Rails/Gemfile.lock
index 64a068f..9e120fb 100644
--- a/thinreports/Rails/Gemfile.lock
+++ b/thinreports/Rails/Gemfile.lock
@@ -134,7 +134,7 @@ GEM
     puma (4.3.12)
       nio4r (~> 2.0)
     racc (1.6.0)
-    rack (2.2.4)
+    rack (2.2.6.3)
     rack-test (2.0.2)
       rack (>= 1.3)
     rails (6.1.6.1)