diff --git a/Gemfile.lock b/Gemfile.lock
index 3b1a0bd..0729218 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -12,7 +12,7 @@ GEM
   specs:
     ast (2.4.2)
     coderay (1.1.3)
-    colorize (0.8.1)
+    colorize (1.0.0)
     diff-lcs (1.5.0)
     dotenv (2.8.1)
     faraday (2.7.4)