diff --git a/php/psalm.xml b/php/psalm.xml
index 576d82d2..ec4461c5 100644
--- a/php/psalm.xml
+++ b/php/psalm.xml
@@ -1,29 +1,29 @@
 <?xml version="1.0"?>
 <psalm
-	xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
-	xmlns="https://getpsalm.org/schema/config"
-	xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
-	errorBaseline="psalm-baseline.xml"
-	findUnusedBaselineEntry="true"
-	findUnusedCode="false"
+    xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
+    xmlns="https://getpsalm.org/schema/config"
+    xsi:schemaLocation="https://getpsalm.org/schema/config vendor/vimeo/psalm/config.xsd"
+    errorBaseline="psalm-baseline.xml"
+    findUnusedBaselineEntry="true"
+    findUnusedCode="false"
 >
-	<projectFiles>
-		<directory name="templates"/>
-		<directory name="src"/>
-		<file name="public/index.php"/>
-		<ignoreFiles>
-			<directory name="vendor" />
-		</ignoreFiles>
-	</projectFiles>
-	<extraFiles>
-		<directory name="vendor" />
-	</extraFiles>
-	<issueHandlers>
-  		<ClassMustBeFinal errorLevel="suppress" />
+    <projectFiles>
+        <directory name="templates"/>
+        <directory name="src"/>
+        <file name="public/index.php"/>
+        <ignoreFiles>
+            <directory name="vendor" />
+        </ignoreFiles>
+    </projectFiles>
+    <extraFiles>
+        <directory name="vendor" />
+    </extraFiles>
+    <issueHandlers>
+        <ClassMustBeFinal errorLevel="suppress" />
         <MissingConstructor>
             <errorLevel type="suppress">
                 <file name="src/Data/ConfigurationManager.php" />  <!-- We're using property hooks with virtual properties in that file, which Psalm wrongly complains about. See <https://github.com/vimeo/psalm/issues/11435>.  -->
             </errorLevel>
         </MissingConstructor>
-	</issueHandlers>
+    </issueHandlers>
 </psalm>