diff -ru src/ExpressionParser.php src/ExpressionParser.php
--- src/ExpressionParser.php	2024-10-20 20:04:32.287199404 +0000
+++ src/ExpressionParser.php	2024-10-20 20:04:41.875543241 +0000
@@ -593,7 +593,7 @@
                     $arguments = $this->createArguments($lineno);
                 }
             } else {
-                throw new SyntaxError(\sprintf('Expected name or number, got value "%s" of type %s.', $token->getValue(), Token::typeToEnglish($token->getType())), $lineno, $stream->getSourceContext());
+                throw new SyntaxError(\sprintf('Expected name or number, got value "%s" of type "%s".', $token->getValue(), Token::typeToEnglish($token->getType())), $lineno, $stream->getSourceContext());
             }
 
             if ($node instanceof NameExpression && null !== $this->parser->getImportedSymbol('template', $node->getAttribute('name'))) {