diff --git a/Gemfile.lock b/Gemfile.lock
index 1992fca..580d85c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -531,7 +531,7 @@ GEM
     stringio (3.1.0)
     strscan (3.1.0)
     thor (1.3.1)
-    timecop (0.9.8)
+    timecop (0.9.9)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
     unicode-display_width (2.5.0)