diff --git a/Gemfile.lock b/Gemfile.lock
index 2286373..ae3aed4 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -612,7 +612,7 @@ GEM
       rails (>= 5.0, < 6.2)
       rdf
     racc (1.6.0)
-    rack (2.2.3.1)
+    rack (2.2.6.3)
     rack-protection (2.2.0)
       rack
     rack-test (1.1.0)