diff --git a/samples/oop_and_system_tests/Gemfile.lock b/samples/oop_and_system_tests/Gemfile.lock
index 5f53f4b..3acbe2d 100644
--- a/samples/oop_and_system_tests/Gemfile.lock
+++ b/samples/oop_and_system_tests/Gemfile.lock
@@ -66,7 +66,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.4)
+    crass (1.0.6)
     erubi (1.7.1)
     execjs (2.7.0)
     ffi (1.9.25)
@@ -81,7 +81,7 @@ GEM
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
-    loofah (2.2.2)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -92,20 +92,24 @@ GEM
     mime-types (3.1)
       mime-types-data (~> 3.2015)
     mime-types-data (3.2016.0521)
-    mimemagic (0.3.2)
+    mimemagic (0.3.10)
+      nokogiri (~> 1)
+      rake
     mini_mime (1.0.0)
-    mini_portile2 (2.3.0)
+    mini_portile2 (2.8.0)
     minitest (5.11.3)
     multi_json (1.13.1)
     nio4r (2.3.1)
-    nokogiri (1.8.3)
-      mini_portile2 (~> 2.3.0)
+    nokogiri (1.13.10)
+      mini_portile2 (~> 2.8.0)
+      racc (~> 1.4)
     poltergeist (1.18.1)
       capybara (>= 2.1, < 4)
       cliver (~> 0.3.1)
       websocket-driver (>= 0.2.0)
     public_suffix (3.0.2)
     puma (3.11.4)
+    racc (1.6.1)
     rack (2.0.5)
     rack-test (1.0.0)
       rack (>= 1.0, < 3)