diff --git a/Gemfile.lock b/Gemfile.lock
index 04f36a1..bb003a0 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -371,7 +371,7 @@ GEM
     sexp_processor (4.16.1)
     shoulda-matchers (5.3.0)
       activesupport (>= 5.2.0)
-    simplecov (0.21.2)
+    simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)