diff --git a/phpseclib/Net/SSH1.php b/phpseclib/Net/SSH1.php
index e3c9071f..da5a5096 100644
--- a/phpseclib/Net/SSH1.php
+++ b/phpseclib/Net/SSH1.php
@@ -923,7 +923,7 @@ class SSH1
      * @see self::write()
      * @param string $expect
      * @param int $mode
-     * @return bool
+     * @return string
      * @throws \RuntimeException on connection error
      * @access public
      */
diff --git a/phpseclib/Net/SSH2.php b/phpseclib/Net/SSH2.php
index c15cf18e..b184f5d3 100644
--- a/phpseclib/Net/SSH2.php
+++ b/phpseclib/Net/SSH2.php
@@ -3030,7 +3030,7 @@ class SSH2
      * @see self::write()
      * @param string $expect
      * @param int $mode
-     * @return string
+     * @return string|bool|null
      * @throws \RuntimeException on connection error
      * @access public
      */