diff --git a/core/db/default/spree/zones.rb b/core/db/default/spree/zones.rb
index bc81192fbe2..f02169f68ce 100644
--- a/core/db/default/spree/zones.rb
+++ b/core/db/default/spree/zones.rb
@@ -5,9 +5,9 @@
 
 %w(PL FI PT RO DE FR SK HU SI IE AT ES IT BE SE LV BG GB LT CY LU MT DK NL EE HR CZ GR).
 each do |symbol|
-  eu_vat.zone_members.create!(zoneable: Spree::Country.find_by!(iso: symbol))
+  eu_vat.zone_members.find_or_create_by!(zoneable: Spree::Country.find_by!(iso: symbol))
 end
 
 %w(US CA).each do |symbol|
-  north_america.zone_members.create!(zoneable: Spree::Country.find_by!(iso: symbol))
+  north_america.zone_members.find_or_create_by!(zoneable: Spree::Country.find_by!(iso: symbol))
 end