diff --git a/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Renderer/Abstract.php b/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Renderer/Abstract.php index 436131036c8..968b6402a3d 100644 --- a/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Renderer/Abstract.php +++ b/app/code/core/Mage/Adminhtml/Block/Widget/Grid/Column/Renderer/Abstract.php @@ -128,7 +128,7 @@ public function renderHeader() . '" class="' . $className . '">' . $this->escapeHtml($this->getColumn()->getHeader()) . ''; } else { - $out = $this->escapeHtml($this->getColumn()->getHeader()); + $out = '' . $this->escapeHtml($this->getColumn()->getHeader()) . ''; } return $out; }