diff --git a/Gemfile.lock b/Gemfile.lock
index 8f08bc2..99f60c6 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -10,7 +10,7 @@ GEM
     bundler-audit (0.9.0.1)
       bundler (>= 1.2.0, < 3)
       thor (~> 1.0)
-    docile (1.3.4)
+    docile (1.4.0)
     minitest (5.15.0)
     parallel (1.19.2)
     parser (2.7.2.0)
@@ -31,12 +31,12 @@ GEM
     rubocop-ast (0.7.1)
       parser (>= 2.7.1.5)
     ruby-progressbar (1.10.1)
-    simplecov (0.21.2)
+    simplecov (0.22.0)
       docile (~> 1.1)
       simplecov-html (~> 0.11)
       simplecov_json_formatter (~> 0.1)
     simplecov-html (0.12.3)
-    simplecov_json_formatter (0.1.2)
+    simplecov_json_formatter (0.1.4)
     thor (1.1.0)
     unicode-display_width (1.7.0)