diff --git a/src/Faker/Provider/is_IS/Person.php b/src/Faker/Provider/is_IS/Person.php
index 1b4d564977..0fdea6833e 100644
--- a/src/Faker/Provider/is_IS/Person.php
+++ b/src/Faker/Provider/is_IS/Person.php
@@ -78,7 +78,7 @@ public function lastName()
      */
     public function lastNameMale()
     {
-        return $this->lastName().'dóttir';
+        return $this->lastName().'son';
     }
 
     /**
@@ -88,7 +88,7 @@ public function lastNameMale()
      */
     public function lastNameFemale()
     {
-        return $this->lastName().'son';
+        return $this->lastName().'dóttir';
     }
 
     /**