diff --git a/app/Models/Project.php b/app/Models/Project.php
index 3156765..bd762a1 100644
--- a/app/Models/Project.php
+++ b/app/Models/Project.php
@@ -31,7 +31,8 @@ class Project extends Model
                 'type' => CrudType::string(),
                 'validate' => [
                     'string',
-                    'max:255'
+                    'max:255',
+                    'unique:sites,name'
                 ],
                 'required' => true,
                 'nullable' => false,
diff --git a/app/Models/Site.php b/app/Models/Site.php
index 006d846..97611bc 100644
--- a/app/Models/Site.php
+++ b/app/Models/Site.php
@@ -35,7 +35,8 @@ class Site extends Model
                 'type' => CrudType::string(),
                 'validate' => [
                     'string',
-                    'max:255'
+                    'max:255',
+                    'unique:sites,name'
                 ],
                 'required' => true,
                 'nullable' => false,