diff --git a/python/looker_sdk/error.py b/python/looker_sdk/error.py
index b29ee3361..5d925af84 100644
--- a/python/looker_sdk/error.py
+++ b/python/looker_sdk/error.py
@@ -82,7 +82,7 @@ def __str__(self):
     documentation_url: {self.documentation_url}
     error_doc_url:     {self.error_doc_url}
     error details:
-    {sep.join(self.errors)}
+    {sep.join(str(error) for error in self.errors)}
     """