diff --git a/Gemfile.lock b/Gemfile.lock
index 0965b2b..9868d45 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -24,7 +24,7 @@ GEM
       nap
       open4 (~> 1.3)
     colored2 (3.1.2)
-    concurrent-ruby (1.3.7)
+    concurrent-ruby (1.3.8)
     connection_pool (3.0.2)
     cork (0.3.0)
       colored2 (~> 3.1)
@@ -51,14 +51,14 @@ GEM
       faraday (>= 0.8)
     faraday-net_http (3.4.4)
       net-http (~> 0.5)
-    git (4.3.2)
+    git (4.4.0)
       activesupport (>= 5.0)
       addressable (~> 2.8)
       process_executer (~> 4.0)
       rchardet (~> 1.9)
     i18n (1.15.2)
       concurrent-ruby (~> 1.0)
-    json (2.20.0)
+    json (2.21.1)
     kramdown (2.5.2)
       rexml (>= 3.4.4)
     kramdown-parser-gfm (1.1.0)