diff --git a/lib/apartment/tenant.rb b/lib/apartment/tenant.rb
index abbe87d5..9144720d 100644
--- a/lib/apartment/tenant.rb
+++ b/lib/apartment/tenant.rb
@@ -19,36 +19,39 @@ module Tenant
     #   @return {subclass of Apartment::AbstractAdapter}
     #
     def adapter
-      Thread.current[:apartment_adapter] ||= begin
-        adapter_method = "#{config[:adapter]}_adapter"
-
-        if defined?(JRUBY_VERSION)
-          case config[:adapter]
-          when /mysql/
-            adapter_method = 'jdbc_mysql_adapter'
-          when /postgresql/
-            adapter_method = 'jdbc_postgresql_adapter'
-          end
-        end
+      warn '****** in modified Apartment::Tenant.adapter'
 
-        begin
-          require "apartment/adapters/#{adapter_method}"
-        rescue LoadError
-          raise "The adapter `#{adapter_method}` is not yet supported"
-        end
+      current_adapter = Thread.current.thread_variable_get(:apartment_adapter)
+      return current_adapter if current_adapter
 
-        unless respond_to?(adapter_method)
-          raise AdapterNotFound, "database configuration specifies nonexistent #{config[:adapter]} adapter"
+      adapter_method = "#{config[:adapter]}_adapter"
+      if defined?(JRUBY_VERSION)
+        case config[:adapter]
+        when /mysql/
+          adapter_method = 'jdbc_mysql_adapter'
+        when /postgresql/
+          adapter_method = 'jdbc_postgresql_adapter'
         end
+      end
+      begin
+        require "apartment/adapters/#{adapter_method}"
+      rescue LoadError
+        raise "The adapter `#{adapter_method}` is not yet supported"
+      end
 
-        send(adapter_method, config)
+      unless respond_to?(adapter_method)
+        raise AdapterNotFound, "database configuration specifies nonexistent #{config[:adapter]} adapter"
       end
+
+      Thread.current.thread_variable_set(:apartment_adapter, send(adapter_method, config))
     end
 
     #   Reset config and adapter so they are regenerated
     #
     def reload!(config = nil)
-      Thread.current[:apartment_adapter] = nil
+      warn '****** in modified Apartment::Tenant.reload!'
+
+      Thread.current.thread_variable_set(:apartment_adapter, nil)
       @config = config
     end
 
diff --git a/lib/apartment/version.rb b/lib/apartment/version.rb
index 4a24fa5e..cac00e27 100644
--- a/lib/apartment/version.rb
+++ b/lib/apartment/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module Apartment
-  VERSION = '2.11.0'
+  VERSION = '2.11.0-mod1'
 end
diff --git a/spec/tenant_spec.rb b/spec/tenant_spec.rb
index 13363b9a..41211513 100644
--- a/spec/tenant_spec.rb
+++ b/spec/tenant_spec.rb
@@ -7,7 +7,7 @@
     before { subject.reload!(config) }
 
     describe '#adapter' do
-      it 'should load mysql adapter' do
+      it 'loads mysql adapter' do
         subject.adapter
         expect(Apartment::Adapters::Mysql2Adapter).to be_a(Class)
       end
@@ -31,7 +31,7 @@
           nil
         end
 
-        it 'should create a new database' do
+        it 'creates a new database' do
           subject.create 'db_with_prefix'
         end
       end
@@ -45,7 +45,7 @@
     end
 
     describe '#adapter' do
-      it 'should load postgresql adapter' do
+      it 'loads postgresql adapter' do
         expect(subject.adapter).to be_a(Apartment::Adapters::PostgresqlSchemaAdapter)
       end
 
@@ -68,6 +68,14 @@
           thread.join
           expect(subject.current).to eq(db1)
         end
+
+        it 'maintains the current tenant across fibers within a thread' do
+          subject.switch!(db1)
+          expect(subject.current).to eq(db1)
+          fiber = Fiber.new { expect(subject.current).to eq(db1) }
+          fiber.resume
+          expect(subject.current).to eq(db1)
+        end
       end
     end
 
@@ -85,7 +93,7 @@
       after { subject.drop db1 }
 
       describe '#create' do
-        it 'should seed data' do
+        it 'seeds data' do
           subject.switch! db1
           expect(User.count).to be > 0
         end
@@ -99,7 +107,7 @@
 
           after { subject.drop db2 }
 
-          it 'should create a model instance in the current schema' do
+          it 'creates a model instance in the current schema' do
             subject.switch! db2
             db2_count = User.count + x.times { User.create }
 
@@ -130,7 +138,7 @@
             end
           end
 
-          it 'should create excluded models in public schema' do
+          it 'creates excluded models in public schema' do
             subject.reset # ensure we're on public schema
             count = Company.count + x.times { Company.create }
 
@@ -155,14 +163,14 @@
 
       after { subject.drop db1 }
 
-      it 'should seed from default path' do
+      it 'seeds from default path' do
         subject.create db1
         subject.switch! db1
         expect(User.count).to eq(3)
         expect(User.first.name).to eq('Some User 0')
       end
 
-      it 'should seed from custom path' do
+      it 'seeds from custom path' do
         Apartment.configure do |config|
           config.seed_data_file = Rails.root.join('db/seeds/import.rb')
         end