diff --git a/tests/SAML2/XML/mdrpi/PublicationInfoTest.php b/tests/SAML2/XML/mdrpi/PublicationInfoTest.php
index eb7598e6a..a3ae06eee 100644
--- a/tests/SAML2/XML/mdrpi/PublicationInfoTest.php
+++ b/tests/SAML2/XML/mdrpi/PublicationInfoTest.php
@@ -102,7 +102,8 @@ public function testMissingPublisherThrowsException(): void
                        creationInstant="2011-01-01T00:00:00Z"
                        publicationId="SomePublicationId">
 </mdrpi:PublicationInfo>
-XML;
+XML
+            ,
         );
 
         $this->expectException(MissingAttributeException::class);
diff --git a/tests/SAML2/XML/mdrpi/PublicationTest.php b/tests/SAML2/XML/mdrpi/PublicationTest.php
index b826a5dd5..14dde63d9 100644
--- a/tests/SAML2/XML/mdrpi/PublicationTest.php
+++ b/tests/SAML2/XML/mdrpi/PublicationTest.php
@@ -96,7 +96,8 @@ public function testMissingPublisherThrowsException(): void
                        creationInstant="2011-01-01T00:00:00Z"
                        publicationId="SomePublicationId">
 </mdrpi:Publication>
-XML;
+XML
+            ,
         );
 
         $this->expectException(MissingAttributeException::class);
diff --git a/tests/SAML2/XML/mdrpi/RegistrationInfoTest.php b/tests/SAML2/XML/mdrpi/RegistrationInfoTest.php
index 439441eb2..c32d10728 100644
--- a/tests/SAML2/XML/mdrpi/RegistrationInfoTest.php
+++ b/tests/SAML2/XML/mdrpi/RegistrationInfoTest.php
@@ -87,7 +87,8 @@ public function testMissingPublisherThrowsException(): void
 <mdrpi:RegistrationInfo xmlns:mdrpi="urn:oasis:names:tc:SAML:metadata:rpi"
                        registrationInstant="2011-01-01T00:00:00Z">
 </mdrpi:RegistrationInfo>
-XML;
+XML
+            ,
         );
 
         $this->expectException(MissingAttributeException::class);