diff --git a/Gemfile.lock b/Gemfile.lock
index 8fa4d3e..8216f5a 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -25,7 +25,7 @@ GEM
     date (3.5.1)
     datet (0.0.25)
     diff-lcs (1.6.2)
-    erb (4.0.4)
+    erb (4.0.4.1)
       cgi (>= 0.3.3)
     erubis (2.7.0)
     event_handler (0.0.0)