diff --git a/Gemfile.lock b/Gemfile.lock
index 510665f..012df06 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -55,8 +55,7 @@ GEM
     binding_of_caller (0.7.2)
       debug_inspector (>= 0.0.1)
     builder (3.2.2)
-    byebug (5.0.0)
-      columnize (= 0.9.0)
+    byebug (6.0.2)
     capistrano (3.4.0)
       i18n
       rake (>= 10.0.0)
@@ -91,7 +90,6 @@ GEM
     coffee-script-source (1.9.1.1)
     colorize (0.7.7)
     colorpicker (0.0.5)
-    columnize (0.9.0)
     commonjs (0.2.7)
     cucumber (1.3.20)
       builder (>= 2.1.2)
--
libgit2 0.21.2