diff --git a/Library/Homebrew/Gemfile.lock b/Library/Homebrew/Gemfile.lock
index 527212cc75..408f620de6 100644
--- a/Library/Homebrew/Gemfile.lock
+++ b/Library/Homebrew/Gemfile.lock
@@ -116,7 +116,7 @@ GEM
       rubocop (>= 0.87.0)
     ruby-macho (2.2.0)
     ruby-progressbar (1.10.1)
-    simplecov (0.18.5)
+    simplecov (0.19.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
     simplecov-html (0.12.2)