diff --git a/wp-includes/class-snoopy.php b/wp-includes/class-snoopy.php
index addd7578e..15272056b 100644
--- a/wp-includes/class-snoopy.php
+++ b/wp-includes/class-snoopy.php
@@ -720,13 +720,13 @@ class Snoopy
 							chr(176),
 							chr(39),
 							chr(128),
-							"�",
-							"�",
-							"�",
-							"�",
-							"�",
-							"�",
-							"�",
+							"ä",
+							"ö",
+							"ü",
+							"Ä",
+							"Ö",
+							"Ü",
+							"ß",
 						);
 
 		$text = preg_replace($search,$replace,$document);