diff --git a/app/models/spree/product.rb b/app/models/spree/product.rb
index c1152e1462..a2ae860d9f 100755
--- a/app/models/spree/product.rb
+++ b/app/models/spree/product.rb
@@ -449,9 +449,9 @@ module Spree
     end
 
     def remove_previous_primary_taxon_from_taxons
-      return unless saved_change_to_primary_taxon_id? && primary_taxon_id_was
+      return unless saved_change_to_primary_taxon_id? && primary_taxon_id_before_last_save
 
-      taxons.destroy(primary_taxon_id_was)
+      taxons.destroy(primary_taxon_id_before_last_save)
     end
 
     def ensure_standard_variant