diff --git a/Gemfile.lock b/Gemfile.lock
index 79781ef9..c6359e2b 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -139,7 +139,7 @@ GEM
     mocha (1.11.2)
     mysql2 (0.5.3)
     nio4r (2.5.2)
-    nokogiri (1.10.7)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
     nokogumbo (2.0.2)
       nokogiri (~> 1.8, >= 1.8.4)