diff --git a/core/app/models/spree/in_memory_order_updater.rb b/core/app/models/spree/in_memory_order_updater.rb
index 00d98ef1f67..e0770ba59f5 100644
--- a/core/app/models/spree/in_memory_order_updater.rb
+++ b/core/app/models/spree/in_memory_order_updater.rb
@@ -22,7 +22,7 @@ def recalculate(persist: true)
         update_shipment_amounts(persist:)
         update_totals(persist:)
         if order.completed?
-          update_payment_state
+          recalculate_payment_state
           update_shipments
           recalculate_shipment_state
         end
@@ -54,7 +54,7 @@ def recalculate_shipment_state
     alias_method :update_shipment_state, :recalculate_shipment_state
     deprecate update_shipment_state: :recalculate_shipment_state, deprecator: Spree.deprecator
 
-    # Updates the +payment_state+ attribute according to the following logic:
+    # Recalculates the +payment_state+ attribute according to the following logic:
     #
     # paid          when +payment_total+ is equal to +total+
     # balance_due   when +payment_total+ is less than +total+
@@ -63,13 +63,15 @@ def recalculate_shipment_state
     # void          when the order has been canceled and the payment total is 0
     #
     # The +payment_state+ value helps with reporting, etc. since it provides a quick and easy way to locate Orders needing attention.
-    def update_payment_state
+    def recalculate_payment_state
       log_state_change('payment') do
         order.payment_state = determine_payment_state
       end
 
       order.payment_state
     end
+    alias_method :update_payment_state, :recalculate_shipment_state
+    deprecate update_payment_state: :recalculate_shipment_state, deprecator: Spree.deprecator
 
     private
 
diff --git a/core/spec/models/spree/in_memory_order_updater_spec.rb b/core/spec/models/spree/in_memory_order_updater_spec.rb
index 00d2e21dfd2..ebfb8aef1c4 100644
--- a/core/spec/models/spree/in_memory_order_updater_spec.rb
+++ b/core/spec/models/spree/in_memory_order_updater_spec.rb
@@ -255,7 +255,6 @@ module Spree
 
     context "updating payment state" do
       let(:order) { build(:order) }
-      let(:updater) { order.recalculator }
       before { allow(order).to receive(:refund_total).and_return(0) }
 
       context 'no valid payments with non-zero order total' do
@@ -264,7 +263,7 @@ module Spree
           order.total = 1
           order.payment_total = 0
 
-          updater.update_payment_state
+          updater.recalculate_payment_state
           expect(order.payment_state).to eq('failed')
         end
       end
@@ -276,7 +275,7 @@ module Spree
           order.payment_total = 0
 
           expect {
-            updater.update_payment_state
+            updater.recalculate_payment_state
           }.to change { order.payment_state }.to 'paid'
         end
       end
@@ -287,7 +286,7 @@ module Spree
           order.total = 1
 
           expect {
-            updater.update_payment_state
+            updater.recalculate_payment_state
           }.to change { order.payment_state }.to 'credit_owed'
         end
       end
@@ -298,7 +297,7 @@ module Spree
           order.total = 2
 
           expect {
-            updater.update_payment_state
+            updater.recalculate_payment_state
           }.to change { order.payment_state }.to 'balance_due'
         end
       end
@@ -309,7 +308,7 @@ module Spree
           order.total = 30
 
           expect {
-            updater.update_payment_state
+            updater.recalculate_payment_state
           }.to change { order.payment_state }.to 'paid'
         end
       end
@@ -324,7 +323,7 @@ module Spree
             order.payment_total = 0
             order.total = 30
             expect {
-              updater.update_payment_state
+              updater.recalculate_payment_state
             }.to change { order.payment_state }.to 'void'
           end
         end
@@ -335,7 +334,7 @@ module Spree
             order.total = 30
             create(:payment, order: order, state: 'completed', amount: 30)
             expect {
-              updater.update_payment_state
+              updater.recalculate_payment_state
             }.to change { order.payment_state }.to 'credit_owed'
           end
         end
@@ -345,7 +344,7 @@ module Spree
             order.payment_total = 0
             order.total = 30
             expect {
-              updater.update_payment_state
+              updater.recalculate_payment_state
             }.to change { order.payment_state }.to 'void'
           end
         end
@@ -356,7 +355,7 @@ module Spree
       before { allow(order).to receive_messages completed?: true }
 
       it "updates payment state" do
-        expect(updater).to receive(:update_payment_state)
+        expect(updater).to receive(:recalculate_payment_state)
         updater.recalculate
       end
 
@@ -385,7 +384,7 @@ module Spree
       before { allow(order).to receive_messages completed?: false }
 
       it "doesnt update payment state" do
-        expect(updater).not_to receive(:update_payment_state)
+        expect(updater).not_to receive(:recalculate_payment_state)
         updater.recalculate
       end