diff --git a/integration/class-opengraph.php b/integration/class-opengraph.php
index 2d0f8c96f..d4f1fdd6f 100644
--- a/integration/class-opengraph.php
+++ b/integration/class-opengraph.php
@@ -97,7 +97,7 @@ public static function add_meta_tags() {
foreach ( $value as $v ) {
printf(
- '' . PHP_EOL,
+ '' . PHP_EOL,
esc_attr( $key ),
esc_attr( $v )
);