diff --git a/Gemfile.lock b/Gemfile.lock
index 2c7a9c0..c96d5d6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -222,7 +222,7 @@ GEM
     systemu (2.6.5)
     terminal-table (3.0.2)
       unicode-display_width (>= 1.1.1, < 3)
-    timecop (0.9.8)
+    timecop (0.9.9)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unf (0.1.4)