diff --git a/src/Node/PrintNode.php b/src/Node/PrintNode.php
index e3c23bbfa1c..63fa498a14e 100644
--- a/src/Node/PrintNode.php
+++ b/src/Node/PrintNode.php
@@ -36,7 +36,7 @@ public function compile(Compiler $compiler): void
 
         $compiler
             ->addDebugInfo($this)
-            ->write($expr->isGenerator() ? 'yield from ' : 'yield ')
+            ->write($expr->isGenerator() ? 'yield from ' : 'yield (string) ')
             ->subcompile($expr)
             ->raw(";\n")
         ;