diff --git a/samples/modular_monolith_example/domains/customers/Gemfile.lock b/samples/modular_monolith_example/domains/customers/Gemfile.lock
index 823a2a6..cc6cc29 100644
--- a/samples/modular_monolith_example/domains/customers/Gemfile.lock
+++ b/samples/modular_monolith_example/domains/customers/Gemfile.lock
@@ -80,7 +80,7 @@ GEM
     byebug (10.0.2)
     coderay (1.1.2)
     concurrent-ruby (1.0.5)
-    crass (1.0.4)
+    crass (1.0.6)
     declarative (0.0.10)
     declarative-option (0.1.0)
     diff-lcs (1.3)
@@ -128,7 +128,7 @@ GEM
     logging (2.2.2)
       little-plugger (~> 1.1)
       multi_json (~> 1.10)
-    loofah (2.2.2)
+    loofah (2.19.1)
       crass (~> 1.0.2)
       nokogiri (>= 1.5.9)
     mail (2.7.0)
@@ -140,15 +140,18 @@ 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)
     multipart-post (2.0.0)
     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)
     os (0.9.6)
     pry (0.11.3)
       coderay (~> 1.1.0)
@@ -157,6 +160,7 @@ GEM
       byebug (~> 10.0)
       pry (~> 0.10)
     public_suffix (3.0.2)
+    racc (1.6.1)
     rack (2.0.5)
     rack-test (1.0.0)
       rack (>= 1.0, < 3)
@@ -176,8 +180,8 @@ GEM
     rails-dom-testing (2.0.3)
       activesupport (>= 4.2.0)
       nokogiri (>= 1.6)
-    rails-html-sanitizer (1.0.4)
-      loofah (~> 2.2, >= 2.2.2)
+    rails-html-sanitizer (1.4.4)
+      loofah (~> 2.19, >= 2.19.1)
     railties (5.2.0)
       actionpack (= 5.2.0)
       activesupport (= 5.2.0)