diff --git a/locale/es_AR.po b/locale/es_AR.po
deleted file mode 100644
index 18fb6d0e98..0000000000
--- a/locale/es_AR.po
+++ /dev/null
@@ -1,19 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:party.party,sale_invoice_grouping_method:"
-msgid "Sale Invoice Grouping Method"
-msgstr "Método de agrupación de los pedidos para facturar"
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "None"
-msgstr ""
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "Standard"
-msgstr ""
-
-msgctxt "view:party.party:"
-msgid "Invoicing"
-msgstr ""
diff --git a/locale/es_CO.po b/locale/es_CO.po
deleted file mode 100644
index 5d197fc90c..0000000000
--- a/locale/es_CO.po
+++ /dev/null
@@ -1,20 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:party.party,sale_invoice_grouping_method:"
-msgid "Sale Invoice Grouping Method"
-msgstr "Método de Agrupación de Factura"
-
-#, fuzzy
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "None"
-msgstr "Ninguna"
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "Standard"
-msgstr ""
-
-msgctxt "view:party.party:"
-msgid "Invoicing"
-msgstr ""
diff --git a/locale/es_EC.po b/locale/es_EC.po
deleted file mode 100644
index 5bd7c69a9e..0000000000
--- a/locale/es_EC.po
+++ /dev/null
@@ -1,19 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:party.party,sale_invoice_grouping_method:"
-msgid "Sale Invoice Grouping Method"
-msgstr "Método de agrupación de facturas de venta"
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "None"
-msgstr ""
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "Standard"
-msgstr ""
-
-msgctxt "view:party.party:"
-msgid "Invoicing"
-msgstr ""
diff --git a/locale/es_MX.po b/locale/es_MX.po
deleted file mode 100644
index 5bd7c69a9e..0000000000
--- a/locale/es_MX.po
+++ /dev/null
@@ -1,19 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:party.party,sale_invoice_grouping_method:"
-msgid "Sale Invoice Grouping Method"
-msgstr "Método de agrupación de facturas de venta"
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "None"
-msgstr ""
-
-msgctxt "selection:party.party,sale_invoice_grouping_method:"
-msgid "Standard"
-msgstr ""
-
-msgctxt "view:party.party:"
-msgid "Invoicing"
-msgstr ""