diff --git a/libraries/Redis.php b/libraries/Redis.php
index 1e4c389..6bc12b2 100644
--- a/libraries/Redis.php
+++ b/libraries/Redis.php
@@ -322,7 +322,12 @@ private function _bulk_reply()
 		// fully return from redis and enter into socket.
         $value_length = (int) fgets($this->_connection);
 
-        if ($value_length <= 0) return NULL;
+	if ($value_length <= 0) {
+		if ($value_length == 0) {
+			fgets($this->_connection);
+		}
+		return NULL;
+	}
 
         $response = '';
 
@@ -511,4 +516,4 @@ function __destruct()
 	{
 		if ($this->_connection) fclose($this->_connection);
 	}
-}
\ No newline at end of file
+}