diff --git a/Gemfile.lock b/Gemfile.lock
index 9c6ed1551..eaa06d982 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -173,4 +173,4 @@ DEPENDENCIES
   thor
 
 BUNDLED WITH
-   1.16.2
+   1.16.5
diff --git a/lib/offsite_payments/integrations/citrus.rb b/lib/offsite_payments/integrations/citrus.rb
index 302472160..25db97bb6 100644
--- a/lib/offsite_payments/integrations/citrus.rb
+++ b/lib/offsite_payments/integrations/citrus.rb
@@ -21,8 +21,6 @@ def self.checksum(secret_key, payload_items )
       class Helper < OffsitePayments::Helper
         mapping :order, 'merchantTxnId'
         mapping :amount, 'orderAmount'
-        mapping :account, 'merchantAccessKey'
-        mapping :credential2, 'secret_key'
         mapping :credential3, 'pmt_url'
         mapping :currency, 'currency'
 
@@ -55,6 +53,7 @@ def initialize(order, account, options = {})
           super
           add_field 'paymentMode', 'NET_BANKING'
           add_field 'reqtime', (Time.now.to_i * 1000).to_s
+          @secret_key = options[:credential2]
         end
 
         def form_fields
@@ -63,7 +62,7 @@ def form_fields
 
         def generate_checksum
           checksum_fields = @fields["pmt_url"] + @fields["orderAmount"].to_s + @fields["merchantTxnId"] + @fields["currency"]
-          Citrus.checksum(@fields["secret_key"],  checksum_fields )
+          Citrus.checksum(@secret_key,  checksum_fields )
         end
       end
 
diff --git a/test/unit/integrations/citrus/citrus_helper_test.rb b/test/unit/integrations/citrus/citrus_helper_test.rb
index 1e51788b1..d5d851403 100644
--- a/test/unit/integrations/citrus/citrus_helper_test.rb
+++ b/test/unit/integrations/citrus/citrus_helper_test.rb
@@ -10,8 +10,6 @@ def setup
   def test_basic_helper_fields
     assert_equal '10', @helper.fields['orderAmount']
     assert_equal 'ORD123', @helper.fields['merchantTxnId']
-    assert_equal 'G0JW45KCS3630NX335YX', @helper.fields['merchantAccessKey']
-    assert_equal '2c71a4ea7d2b88e151e60d9da38b2d4552568ba9', @helper.fields['secret_key']
     assert_equal 'USD', @helper.fields['currency']
     assert_equal 'gqwnliur74', @helper.fields['pmt_url']
     assert_equal 'NET_BANKING', @helper.fields['paymentMode']
@@ -42,7 +40,7 @@ def test_address_mapping
 
   def test_unknown_address_mapping
     @helper.billing_address :farm => 'CA'
-    assert_equal 8, @helper.fields.size
+    assert_equal 6, @helper.fields.size
   end
 
   def test_form_fields