diff --git a/lib/PhpParser/PrettyPrinterAbstract.php b/lib/PhpParser/PrettyPrinterAbstract.php
index 4e4ba9a844..89ff44dfb2 100644
--- a/lib/PhpParser/PrettyPrinterAbstract.php
+++ b/lib/PhpParser/PrettyPrinterAbstract.php
@@ -679,6 +679,10 @@ protected function p(
                 }
 
                 [$printFn, $skipToken, $findToken] = $this->modifierChangeMap[$key];
+                if ($skipToken === \T_NEW && $pos !== $startPos) {
+                    // Anonymous class attributes were printed, so we are already past "new".
+                    $skipToken = \T_WHITESPACE;
+                }
                 $skipWSPos = $this->origTokens->skipRight($pos, $skipToken);
                 $result .= $this->origTokens->getTokenCode($pos, $skipWSPos, $indentAdjustment);
                 $result .= $this->$printFn($subNode);
diff --git a/test/code/formatPreservation/modifierChange.test b/test/code/formatPreservation/modifierChange.test
index ec6cdf37df..4591e78ee7 100644
--- a/test/code/formatPreservation/modifierChange.test
+++ b/test/code/formatPreservation/modifierChange.test
@@ -84,4 +84,21 @@ class X {
     protected function m() {}
     /** A */
     protected function m2() {}
-}
\ No newline at end of file
+}
+-----
+<?php
+new #[A] class {};
+new #[A] readonly class {};
+new class {};
+-----
+$stmts[0]->expr->class->flags = Modifiers::READONLY;
+$stmts[1]->expr->class->flags = 0;
+$stmts[2]->expr->class->flags = Modifiers::READONLY;
+$stmts[2]->expr->class->attrGroups[] = new Node\AttributeGroup([
+    new Node\Attribute(new Node\Name('B'), []),
+]);
+-----
+<?php
+new #[A] readonly class {};
+new #[A] class {};
+new #[B] readonly class {};