diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 2323c8bafc07fb79ce452e6ffe06c14d0568a1a6..52410ddbca421a30a0c684ccc09b6e0aaca6f9c4 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -10,7 +10,7 @@ GEM
     ast (2.4.2)
     bindata (2.4.8)
     byebug (11.1.3)
-    codecov (0.3.0)
+    codecov (0.4.0)
       simplecov (>= 0.15, < 0.22)
     coderay (1.1.3)
     colorize (0.8.1)