diff --git a/6006/ps5/rsa/visualizer/Gemfile.lock b/6006/ps5/rsa/visualizer/Gemfile.lock
index 71fa4a7..11c17f0 100644
--- a/6006/ps5/rsa/visualizer/Gemfile.lock
+++ b/6006/ps5/rsa/visualizer/Gemfile.lock
@@ -13,7 +13,7 @@ GEM
     rack (1.3.5)
     rack-protection (1.1.4)
       rack
-    rake (0.9.2.2)
+    rake (12.3.3)
     sass (3.1.10)
     shotgun (0.9)
       rack (>= 1.0)