diff --git a/Gemfile.lock b/Gemfile.lock
index 471ba39..d2ec993 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -165,9 +165,9 @@ GEM
     msgpack (1.3.1)
     msgpack (1.3.1-x64-mingw32)
     nio4r (2.5.2)
-    nokogiri (1.10.5)
+    nokogiri (1.10.9)
       mini_portile2 (~> 2.4.0)
-    nokogiri (1.10.5-x64-mingw32)
+    nokogiri (1.10.9-x64-mingw32)
       mini_portile2 (~> 2.4.0)
     orm_adapter (0.5.0)
     parallel (1.17.0)