diff --git a/examples/determinator-rails/Gemfile.lock b/examples/determinator-rails/Gemfile.lock
index 1878a67..8409808 100644
--- a/examples/determinator-rails/Gemfile.lock
+++ b/examples/determinator-rails/Gemfile.lock
@@ -52,7 +52,7 @@ GEM
     arel (9.0.0)
     builder (3.2.4)
     byebug (11.1.3)
-    concurrent-ruby (1.1.8)
+    concurrent-ruby (1.1.10)
     crass (1.0.6)
     dotenv (2.7.6)
     dotenv-rails (2.7.6)
@@ -64,9 +64,9 @@ GEM
       multipart-post (>= 1.2, < 3)
       ruby2_keywords
     faraday-net_http (1.0.1)
-    globalid (0.4.2)
-      activesupport (>= 4.2.0)
-    i18n (1.8.7)
+    globalid (1.0.1)
+      activesupport (>= 5.0)
+    i18n (1.12.0)
       concurrent-ruby (~> 1.0)
     loofah (2.9.0)
       crass (~> 1.0.2)
@@ -78,11 +78,13 @@ GEM
     method_source (1.0.0)
     mimemagic (0.3.5)
     mini_mime (1.0.2)
-    minitest (5.14.3)
+    minitest (5.17.0)
     multipart-post (2.1.1)
     nio4r (2.5.4)
     nokogiri (1.11.1-x86_64-darwin)
       racc (~> 1.4)
+    nokogiri (1.11.1-x86_64-linux)
+      racc (~> 1.4)
     puma (3.12.6)
     racc (1.5.2)
     rack (2.2.3)
@@ -124,7 +126,7 @@ GEM
       sprockets (>= 3.0.0)
     thor (1.1.0)
     thread_safe (0.3.6)
-    tzinfo (1.2.9)
+    tzinfo (1.2.10)
       thread_safe (~> 0.1)
     websocket-driver (0.7.3)
       websocket-extensions (>= 0.1.0)
@@ -132,6 +134,7 @@ GEM
 
 PLATFORMS
   x86_64-darwin-19
+  x86_64-linux
 
 DEPENDENCIES
   byebug