diff --git a/viewers/package-tracking/Gemfile.lock b/viewers/package-tracking/Gemfile.lock
index f9ae5ff..5039fa6 100644
--- a/viewers/package-tracking/Gemfile.lock
+++ b/viewers/package-tracking/Gemfile.lock
@@ -21,13 +21,15 @@ GEM
     i18n (0.9.5)
       concurrent-ruby (~> 1.0)
     mime-types (1.25.1)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.6.1)
     minitest (5.11.3)
     multi_xml (0.6.0)
     mustermann (1.0.2)
-    nokogiri (1.8.2)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.12.5)
+      mini_portile2 (~> 2.6.1)
+      racc (~> 1.4)
     nori (2.3.0)
+    racc (1.5.2)
     rack (2.0.4)
     rack-protection (2.0.1)
       rack