diff --git a/Gemfile.lock b/Gemfile.lock
index 66b3bac..ab11d40 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -67,7 +67,6 @@ GEM
     globalid (0.4.2)
       activesupport (>= 4.2.0)
     httparty (0.16.2)
-      concurrent-ruby (~> 1.0)
       multi_xml (>= 0.5.2)
     i18n (1.8.10)
       concurrent-ruby (~> 1.0)
@@ -93,17 +92,17 @@ GEM
       nokogiri (~> 1)
       rake
     mini_mime (1.1.0)
-    mini_portile2 (2.5.1)
+    mini_portile2 (2.8.0)
     minitest (5.14.4)
     msgpack (1.2.10)
     multi_json (1.13.1)
     multi_xml (0.6.0)
     nio4r (2.5.7)
-    nokogiri (1.11.5)
-      mini_portile2 (~> 2.5.0)
+    nokogiri (1.13.9)
+      mini_portile2 (~> 2.8.0)
       racc (~> 1.4)
     pg (0.21.0)
-    racc (1.5.2)
+    racc (1.6.0)
     rack (2.2.3)
     rack-test (1.1.0)
       rack (>= 1.0, < 3)