diff --git a/lib/rails_erd/cli.rb b/lib/rails_erd/cli.rb
index a1de4e3..9cebb90 100644
--- a/lib/rails_erd/cli.rb
+++ b/lib/rails_erd/cli.rb
@@ -164,7 +164,7 @@ def start
 
     def initialize(path, options)
       @path, @options = path, options
-      require "rails_erd/diagram/graphviz" if options.generator == :graphviz
+      require "rails_erd/diagram/graphviz" if options[:generator] == :graphviz
     end
 
     def start
diff --git a/lib/rails_erd/domain.rb b/lib/rails_erd/domain.rb
index 6ec975d..9ef2669 100644
--- a/lib/rails_erd/domain.rb
+++ b/lib/rails_erd/domain.rb
@@ -135,6 +135,20 @@ def rails_models
         ActiveStorage::VariantRecord
         ActionText::RichText
         ActionText::EncryptedRichText
+        SolidQueue::Message
+        SolidCache::Entry
+        SolidQueue::Semaphore
+        SolidQueue::RecurringTask
+        SolidQueue::Process
+        SolidQueue::Pause
+        SolidQueue::Job
+        SolidQueue::ScheduledExecution
+        SolidQueue::RecurringExecution
+        SolidQueue::ReadyExecution
+        SolidQueue::FailedExecution
+        SolidQueue::ClaimedExecution
+        SolidQueue::BlockedExecution
+        SolidQueue::Execution
       ).map{ |model| Object.const_get(model) rescue nil }.compact
     end