diff --git a/examples/myapp/Gemfile.lock b/examples/myapp/Gemfile.lock
index 13f4fc8..f794d69 100644
--- a/examples/myapp/Gemfile.lock
+++ b/examples/myapp/Gemfile.lock
@@ -160,7 +160,7 @@ GEM
     method_source (0.9.2)
     mimemagic (0.3.3)
     mini_mime (1.0.2)
-    mini_portile2 (2.4.0)
+    mini_portile2 (2.8.0)
     mini_racer (0.2.6)
       libv8 (>= 6.9.411)
     minitest (5.11.3)
@@ -168,8 +168,9 @@ GEM
     multi_json (1.14.1)
     mysql2 (0.5.2)
     nio4r (2.4.0)
-    nokogiri (1.10.5)
-      mini_portile2 (~> 2.4.0)
+    nokogiri (1.13.4)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     pry (0.12.2)
       coderay (~> 1.1.0)
       method_source (~> 0.9.0)
@@ -181,6 +182,7 @@ GEM
     public_suffix (3.1.1)
     puma (4.3.1)
       nio4r (~> 2.0)
+    racc (1.6.0)
     rack (2.0.8)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)