diff --git a/ext/iconv/tests/eucjp2iso2022jp.phpt b/ext/iconv/tests/eucjp2iso2022jp.phpt
index db48ea627140..ee64a5a52c96 100644
--- a/ext/iconv/tests/eucjp2iso2022jp.phpt
+++ b/ext/iconv/tests/eucjp2iso2022jp.phpt
@@ -29,8 +29,8 @@ function hexdump($str) {
     print "\n";
 }
 
-$str = str_repeat("���ܸ�ƥ����Ȥ� English text", 30);
-$str .= "���ܸ�";
+$str = str_repeat("ÆüËܸì¥Æ¥­¥¹¥È¤È English text", 30);
+$str .= "ÆüËܸì";
 
 echo hexdump(iconv("EUC-JP", "ISO-2022-JP", $str));
 ?>
diff --git a/ext/iconv/tests/iconv_mime_encode.phpt b/ext/iconv/tests/iconv_mime_encode.phpt
index 75c9b56e4291..d2ec45df68b9 100644
--- a/ext/iconv/tests/iconv_mime_encode.phpt
+++ b/ext/iconv/tests/iconv_mime_encode.phpt
@@ -33,7 +33,7 @@ $preference = array(
 for ($line_len= 0; $line_len < 80; ++$line_len) {
     print "-------- line length=$line_len\n";
     $preference["line-length"] = $line_len;
-    $result = iconv_mime_encode("From", "����ץ�ʸ���󥵥�ץ�ʸ�������ܸ�ƥ�����", $preference);
+    $result = iconv_mime_encode("From", "¥µ¥ó¥×¥ëʸ»úÎó¥µ¥ó¥×¥ëʸ»úÎóÆüËܸì¥Æ¥­¥¹¥È", $preference);
     var_dump($result);
     if ($result !== false) {
                 $max = max(array_map("strlen", explode("\n", $result)));