diff --git a/src/wp-includes/class.wp-scripts.php b/src/wp-includes/class.wp-scripts.php
index 89a9ec9..05934d0 100644
--- a/src/wp-includes/class.wp-scripts.php
+++ b/src/wp-includes/class.wp-scripts.php
@@ -160,7 +160,7 @@ class WP_Scripts extends WP_Dependencies {
 			unset($l10n['l10n_print_after']);
 		}
 
-		foreach ( (array) $l10n as $key => $value ) {
+		if( !is_scalar($l10n) ) foreach ( (array) $l10n as $key => $value ) {
 			if ( !is_scalar($value) )
 				continue;
 
-- 
2.1.0