diff --git a/src/Database/Concerns/GeneratesIds.php b/src/Database/Concerns/GeneratesIds.php
index bb3eadc9..dab29f3e 100644
--- a/src/Database/Concerns/GeneratesIds.php
+++ b/src/Database/Concerns/GeneratesIds.php
@@ -26,4 +26,9 @@ trait GeneratesIds
     {
         return ! $this->getIncrementing();
     }
+    
+    public function getKeyType()
+    {
+        return $this->shouldGenerateId() ? 'string' : $this->keyType;
+    }
 }