diff --git a/docs/Gemfile.lock b/docs/Gemfile.lock
index cbbd188..b3fad38 100644
--- a/docs/Gemfile.lock
+++ b/docs/Gemfile.lock
@@ -25,7 +25,7 @@ GEM
     coffee-script-source (1.12.2)
     colorator (1.1.0)
     commonmarker (0.23.11)
-    concurrent-ruby (1.3.6)
+    concurrent-ruby (1.3.7)
     connection_pool (3.0.2)
     dnsruby (1.73.1)
       base64 (>= 0.2)