diff --git a/Gemfile.lock b/Gemfile.lock
index e92f178c..028b937c 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -198,7 +198,7 @@ GEM
     net-http-pipeline (1.0.1)
     netrc (0.11.0)
     nio4r (2.4.0)
-    nokogiri (1.10.3)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     os (0.9.6)
     parallel (1.17.0)