diff --git a/ext/standard/tests/streams/bug63240.phpt b/ext/standard/tests/streams/bug63240.phpt
new file mode 100644
index 0000000000000..9fbdaad49606c
--- /dev/null
+++ b/ext/standard/tests/streams/bug63240.phpt
@@ -0,0 +1,25 @@
+--TEST--
+Bug #63240 stream_get_line return contains delimiter string
+--FILE--
+<?php
+
+$file = 'php://temp';
+$fh   = fopen($file, 'r+');
+$data = str_repeat( '.', 8189 ) . 'MMMM';
+
+fwrite($fh, $data);
+fseek($fh, 0);
+
+$delimiter = "MM";
+
+stream_get_line($fh, 4096, $delimiter);
+stream_get_line($fh, 4096, $delimiter);
+if ($delimiter === stream_get_line($fh, 4096, $delimiter)) {
+  echo "BROKEN\n";
+} else {
+  echo "OK\n";
+}
+fclose($fh);
+
+--EXPECT--
+OK