diff --git a/partner_company_type/models/res_partner_company_type.py b/partner_company_type/models/res_partner_company_type.py
index 652bb4a492d..2785562292a 100644
--- a/partner_company_type/models/res_partner_company_type.py
+++ b/partner_company_type/models/res_partner_company_type.py
@@ -26,5 +26,15 @@ class ResPartnerCompanyType(models.Model):
         "Leave it blank if you want it to appear on any partner.",
     )
 
-    _sql_constraints = [('name_uniq', 'unique (name)',
-                         "Partner Company Type already exists!")]
+    _sql_constraints = [
+        (
+            'name_country_uniq',
+             'unique (name, country_id)',
+             "Partner Company Type already exists for this country!"
+        ),
+        (
+            "unique_name_null_country_id",
+            "EXCLUDE (name WITH =) WHERE (country_id IS NULL)",
+            "Shared Partner Company Type already exists!"
+        ),
+    ]