From 63b692356d07a65468ae0f507d5390397e07663c Mon Sep 17 00:00:00 2001
From: William Rubel <rubelw@Williams-MacBook-Pro.local>
Date: Sun, 17 Feb 2019 16:49:54 -0600
Subject: [PATCH] Fix policy date

---
 moto/iam/responses.py | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/moto/iam/responses.py b/moto/iam/responses.py
index 5be07430f..7ee4b6345 100644
--- a/moto/iam/responses.py
+++ b/moto/iam/responses.py
@@ -858,7 +858,7 @@ LIST_POLICIES_TEMPLATE = """<ListPoliciesResponse>
         <Path>{{ policy.path }}</Path>
         <PolicyId>{{ policy.id }}</PolicyId>
         <PolicyName>{{ policy.name }}</PolicyName>
-        <UpdateDate>{{ policy.update_datetime }}</UpdateDate>
+        <UpdateDate>{{ policy.update_datetime.isoformat() }}</UpdateDate>
       </member>
       {% endfor %}
     </Policies>