diff --git a/Gemfile.lock b/Gemfile.lock
index a0047a0..e4e6ab2 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -80,14 +80,14 @@ GEM
     multipart-post (2.1.1)
     mustermann (1.1.1)
       ruby2_keywords (~> 0.0.1)
-    nokogiri (1.13.3)
+    nokogiri (1.13.6)
       mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
-    nokogiri (1.13.3-java)
+    nokogiri (1.13.6-java)
       racc (~> 1.4)
-    nokogiri (1.13.3-x64-mingw32)
+    nokogiri (1.13.6-x64-mingw32)
       racc (~> 1.4)
-    nokogiri (1.13.3-x86-mingw32)
+    nokogiri (1.13.6-x86-mingw32)
       racc (~> 1.4)
     oauth2 (1.4.9)
       faraday (>= 0.17.3, < 3.0)