diff --git a/ecommerce/processes/lib/processes.rb b/ecommerce/processes/lib/processes.rb
index 2c99cf6d..2f341b6b 100644
--- a/ecommerce/processes/lib/processes.rb
+++ b/ecommerce/processes/lib/processes.rb
@@ -130,7 +130,7 @@ def enable_three_plus_one_free_process(event_store, command_bus)
 
     def enable_reservation_process(event_store, command_bus)
       event_store.subscribe(
-        ReservationProcess.new,
+        ReservationProcess.new(event_store, command_bus),
         to: [
           Ordering::OrderSubmitted,
           Fulfillment::OrderCancelled,
diff --git a/ecommerce/processes/lib/processes/reservation_process.rb b/ecommerce/processes/lib/processes/reservation_process.rb
index e13532c6..365f206f 100644
--- a/ecommerce/processes/lib/processes/reservation_process.rb
+++ b/ecommerce/processes/lib/processes/reservation_process.rb
@@ -2,9 +2,9 @@ module Processes
   class ReservationProcess
     include Infra::Retry
 
-    def initialize
-      @event_store = Configuration.event_store
-      @command_bus = Configuration.command_bus
+    def initialize(event_store, command_bus)
+      @event_store = event_store
+      @command_bus = command_bus
     end
     attr_accessor :event_store, :command_bus
 
diff --git a/ecommerce/processes/test/reservation_process_test.rb b/ecommerce/processes/test/reservation_process_test.rb
index 6e0edd8c..4f6c3141 100644
--- a/ecommerce/processes/test/reservation_process_test.rb
+++ b/ecommerce/processes/test/reservation_process_test.rb
@@ -5,7 +5,7 @@ class ReservationProcessTest < Test
     cover "Processes::ReservationProcess*"
 
     def test_happy_path
-      process = ReservationProcess.new
+      process = ReservationProcess.new(event_store, command_bus)
       assert_success_event do
         given([order_submitted]).each { |event| process.call(event) }
       end
@@ -31,8 +31,7 @@ def call(command)
     def test_rejects_order_and_compensates_stock_when_sth_is_unavailable
       failing_command = Inventory::Reserve.new(product_id: product_id, quantity: 1)
       enhanced_command_bus = EnhancedFakeCommandBus.new(command_bus, failing_command => Inventory::InventoryEntry::InventoryNotAvailable)
-      process = ReservationProcess.new
-      process.command_bus = enhanced_command_bus
+      process = ReservationProcess.new(event_store, enhanced_command_bus)
 
       assert_failure_event do
         given([order_submitted]).each { |event| process.call(event) }
@@ -46,7 +45,7 @@ def test_rejects_order_and_compensates_stock_when_sth_is_unavailable
     end
 
     def test_release_stock_when_order_is_cancelled
-      process = ReservationProcess.new
+      process = ReservationProcess.new(event_store, command_bus)
       given([order_submitted]).each { |event| process.call(event) }
 
       command_bus.clear_all_received
@@ -58,7 +57,7 @@ def test_release_stock_when_order_is_cancelled
     end
 
     def test_dispatch_stock_when_order_is_confirmed
-      process = ReservationProcess.new
+      process = ReservationProcess.new(event_store, command_bus)
       given([order_submitted]).each { |event| process.call(event) }
 
       command_bus.clear_all_received