diff --git a/src/Translatable.php b/src/Translatable.php
index a08462e9710a13721ff82618275db293c286f211..0fada96593810685af7f2a0f497d1878a37ee28f 100644
--- a/src/Translatable.php
+++ b/src/Translatable.php
@@ -131,7 +131,7 @@ class Translatable {
 		$results = [];
 
 		foreach ( $this->languages as $language ) {
-			if ( !in_array( $language, $this->translations, true ) ) {
+			if ( !array_key_exists( $language, $this->translations ) ) {
 				continue;
 			}