diff --git a/locale/es_AR.po b/locale/es_AR.po
deleted file mode 100644
index cf012ddbaf..0000000000
--- a/locale/es_AR.po
+++ /dev/null
@@ -1,56 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:product.product.cost_history,cost_price:"
-msgid "Cost Price"
-msgstr "Precio de costo"
-
-msgctxt "field:product.product.cost_history,create_date:"
-msgid "Create Date"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,create_uid:"
-msgid "Create User"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,date:"
-msgid "Date"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,id:"
-msgid "ID"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,rec_name:"
-msgid "Name"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,template:"
-msgid "Product"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,write_date:"
-msgid "Write Date"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,write_uid:"
-msgid "Write User"
-msgstr ""
-
-msgctxt "model:ir.action,name:act_product_cost_history_form"
-msgid "Product Cost History"
-msgstr "Costo histórico de producto"
-
-msgctxt "model:ir.action,name:wizard_product_cost_history_open"
-msgid "Cost History"
-msgstr "Costo histórico"
-
-msgctxt "model:product.product.cost_history,name:"
-msgid "History of Product Cost"
-msgstr "Histórico de costo de producto"
-
-#, fuzzy
-msgctxt "view:product.product.cost_history:"
-msgid "Time"
-msgstr "Tiempo"
diff --git a/locale/es_CO.po b/locale/es_CO.po
deleted file mode 100644
index 41c4dd42a1..0000000000
--- a/locale/es_CO.po
+++ /dev/null
@@ -1,57 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:product.product.cost_history,cost_price:"
-msgid "Cost Price"
-msgstr "Costo"
-
-msgctxt "field:product.product.cost_history,create_date:"
-msgid "Create Date"
-msgstr "Fecha de Creación"
-
-msgctxt "field:product.product.cost_history,create_uid:"
-msgid "Create User"
-msgstr "Creado por Usuario"
-
-msgctxt "field:product.product.cost_history,date:"
-msgid "Date"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,id:"
-msgid "ID"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,rec_name:"
-msgid "Name"
-msgstr ""
-
-#, fuzzy
-msgctxt "field:product.product.cost_history,template:"
-msgid "Product"
-msgstr "Administración de Productos"
-
-msgctxt "field:product.product.cost_history,write_date:"
-msgid "Write Date"
-msgstr "Fecha de Modificación"
-
-msgctxt "field:product.product.cost_history,write_uid:"
-msgid "Write User"
-msgstr "Modificado por Usuario"
-
-msgctxt "model:ir.action,name:act_product_cost_history_form"
-msgid "Product Cost History"
-msgstr "Costo Histórico de Producto"
-
-msgctxt "model:ir.action,name:wizard_product_cost_history_open"
-msgid "Cost History"
-msgstr "Historico de Costos"
-
-msgctxt "model:product.product.cost_history,name:"
-msgid "History of Product Cost"
-msgstr "Costos Históricos"
-
-#, fuzzy
-msgctxt "view:product.product.cost_history:"
-msgid "Time"
-msgstr "Tiempo"
diff --git a/locale/es_EC.po b/locale/es_EC.po
deleted file mode 100644
index db62bd97f1..0000000000
--- a/locale/es_EC.po
+++ /dev/null
@@ -1,56 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:product.product.cost_history,cost_price:"
-msgid "Cost Price"
-msgstr "Precio de costo"
-
-msgctxt "field:product.product.cost_history,create_date:"
-msgid "Create Date"
-msgstr "Fecha de creación"
-
-msgctxt "field:product.product.cost_history,create_uid:"
-msgid "Create User"
-msgstr "Creado por usuario"
-
-msgctxt "field:product.product.cost_history,date:"
-msgid "Date"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,id:"
-msgid "ID"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,rec_name:"
-msgid "Name"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,template:"
-msgid "Product"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,write_date:"
-msgid "Write Date"
-msgstr "Fecha de modificación"
-
-msgctxt "field:product.product.cost_history,write_uid:"
-msgid "Write User"
-msgstr "Modificado por usuario"
-
-msgctxt "model:ir.action,name:act_product_cost_history_form"
-msgid "Product Cost History"
-msgstr "Historial de costos de producto"
-
-msgctxt "model:ir.action,name:wizard_product_cost_history_open"
-msgid "Cost History"
-msgstr "Historial de costos"
-
-msgctxt "model:product.product.cost_history,name:"
-msgid "History of Product Cost"
-msgstr "Historial de costos de producto"
-
-#, fuzzy
-msgctxt "view:product.product.cost_history:"
-msgid "Time"
-msgstr "Tiempo"
diff --git a/locale/es_MX.po b/locale/es_MX.po
deleted file mode 100644
index db62bd97f1..0000000000
--- a/locale/es_MX.po
+++ /dev/null
@@ -1,56 +0,0 @@
-# 
-msgid ""
-msgstr "Content-Type: text/plain; charset=utf-8\n"
-
-msgctxt "field:product.product.cost_history,cost_price:"
-msgid "Cost Price"
-msgstr "Precio de costo"
-
-msgctxt "field:product.product.cost_history,create_date:"
-msgid "Create Date"
-msgstr "Fecha de creación"
-
-msgctxt "field:product.product.cost_history,create_uid:"
-msgid "Create User"
-msgstr "Creado por usuario"
-
-msgctxt "field:product.product.cost_history,date:"
-msgid "Date"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,id:"
-msgid "ID"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,rec_name:"
-msgid "Name"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,template:"
-msgid "Product"
-msgstr ""
-
-msgctxt "field:product.product.cost_history,write_date:"
-msgid "Write Date"
-msgstr "Fecha de modificación"
-
-msgctxt "field:product.product.cost_history,write_uid:"
-msgid "Write User"
-msgstr "Modificado por usuario"
-
-msgctxt "model:ir.action,name:act_product_cost_history_form"
-msgid "Product Cost History"
-msgstr "Historial de costos de producto"
-
-msgctxt "model:ir.action,name:wizard_product_cost_history_open"
-msgid "Cost History"
-msgstr "Historial de costos"
-
-msgctxt "model:product.product.cost_history,name:"
-msgid "History of Product Cost"
-msgstr "Historial de costos de producto"
-
-#, fuzzy
-msgctxt "view:product.product.cost_history:"
-msgid "Time"
-msgstr "Tiempo"