diff --git a/src/Saml2/AuthnRequest.php b/src/Saml2/AuthnRequest.php
index c8ebc2f..585c9a5 100644
--- a/src/Saml2/AuthnRequest.php
+++ b/src/Saml2/AuthnRequest.php
@@ -82,8 +82,7 @@ SUBJECT;
             $nameIdPolicyStr = <<<NAMEIDPOLICY
 
     <samlp:NameIDPolicy
-        Format="{$nameIDPolicyFormat}"
-        AllowCreate="true" />
+        Format="{$nameIDPolicyFormat}" />
 NAMEIDPOLICY;
         }
 
@@ -151,12 +150,19 @@ REQUESTEDAUTHN;
     xmlns:saml="urn:oasis:names:tc:SAML:2.0:assertion"
     ID="$id"
     Version="2.0"
-{$providerNameStr}{$forceAuthnStr}{$isPassiveStr}
+{$forceAuthnStr}{$isPassiveStr}
     IssueInstant="$issueInstant"
-    Destination="{$idpData['singleSignOnService']['url']}"
+    Destination="{$idpData['entityId']}"
     ProtocolBinding="{$spData['assertionConsumerService']['binding']}"
-    AssertionConsumerServiceURL="{$acsUrl}">
-    <saml:Issuer>{$spEntityId}</saml:Issuer>{$subjectStr}{$nameIdPolicyStr}{$requestedAuthnStr}
+    AssertionConsumerServiceURL="{$acsUrl}"
+    AttributeConsumingServiceIndex="0">
+    <saml:Issuer
+        NameQualifier="{$spEntityId}"
+        Format="urn:oasis:names:tc:SAML:2.0:nameid-format:entity">
+        {$spEntityId}
+    </saml:Issuer>
+{$nameIdPolicyStr}
+{$requestedAuthnStr}
 </samlp:AuthnRequest>
 AUTHNREQUEST;
 
diff --git a/src/Saml2/LogoutRequest.php b/src/Saml2/LogoutRequest.php
index 4cd7efb..37a3ff7 100644
--- a/src/Saml2/LogoutRequest.php
+++ b/src/Saml2/LogoutRequest.php
@@ -135,8 +135,12 @@ class LogoutRequest
     ID="{$id}"
     Version="2.0"
     IssueInstant="{$issueInstant}"
-    Destination="{$idpData['singleLogoutService']['url']}">
-    <saml:Issuer>{$spEntityId}</saml:Issuer>
+    Destination="{$idpData['entityId']}">
+    <saml:Issuer
+        NameQualifier="{$spEntityId}"
+        Format="urn:oasis:names:tc:SAML:2.0:nameid-format:entity">
+        {$spEntityId}
+    </saml:Issuer>
     {$nameIdObj}
     {$sessionIndexStr}
 </samlp:LogoutRequest>
diff --git a/src/Saml2/Metadata.php b/src/Saml2/Metadata.php
index 922ad60..d00b705 100644
--- a/src/Saml2/Metadata.php
+++ b/src/Saml2/Metadata.php
@@ -163,7 +163,7 @@ ATTRIBUTEVALUE;
 
             $requestedAttributeStr = implode(PHP_EOL, $requestedAttributeData);
             $strAttributeConsumingService = <<<METADATA_TEMPLATE
-<md:AttributeConsumingService index="1">
+<md:AttributeConsumingService index="0">
             <md:ServiceName xml:lang="en">{$sp['attributeConsumingService']['serviceName']}</md:ServiceName>
 {$attrCsDesc}{$requestedAttributeStr}
         </md:AttributeConsumingService>
@@ -175,14 +175,13 @@ METADATA_TEMPLATE;
         $metadata = <<<METADATA_TEMPLATE
 <?xml version="1.0"?>
 <md:EntityDescriptor xmlns:md="urn:oasis:names:tc:SAML:2.0:metadata"
-                     validUntil="{$validUntilTime}"
-                     cacheDuration="PT{$cacheDuration}S"
                      entityID="{$spEntityId}">
     <md:SPSSODescriptor AuthnRequestsSigned="{$strAuthnsign}" WantAssertionsSigned="{$strWsign}" protocolSupportEnumeration="urn:oasis:names:tc:SAML:2.0:protocol">
 {$sls}        <md:NameIDFormat>{$sp['NameIDFormat']}</md:NameIDFormat>
         <md:AssertionConsumerService Binding="{$sp['assertionConsumerService']['binding']}"
                                      Location="{$acsUrl}"
-                                     index="1" />
+                                     isDefault="true"
+                                     index="0" />
         {$strAttributeConsumingService}
     </md:SPSSODescriptor>{$strOrganization}{$strContacts}
 </md:EntityDescriptor>