diff --git a/Gemfile.lock b/Gemfile.lock
index 659328a..265b864 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -221,7 +221,7 @@ GEM
     timeout (0.4.2)
     tzinfo (2.0.6)
       concurrent-ruby (~> 1.0)
-    webrick (1.8.1)
+    webrick (1.8.2)
     websocket-driver (0.7.6)
       websocket-extensions (>= 0.1.0)
     websocket-extensions (0.1.5)