diff --git a/README.md b/README.md
index fb69523..79b430d 100644
--- a/README.md
+++ b/README.md
@@ -6,6 +6,6 @@ Sidi Liang(FGPRC-0762): FDM, Engine, Nasal, Systems, Instruments, Models, Textur
 ValKmjolnir(FGPRC-0818): 'Auto Crash' System, Nasal  
 Weihao Lee(FGPRC-0405): Models, Textures, Effects   
 Qiyuan Luo(FGPRC-0404): Instruments, Models, Textures  
-Marsdolphin(Mars006): Models, Lights, Instruments, Textures, Tutorial
+Marsdolphin(Mars006): Models, Lights, Instruments, Textures, Tutorials
 
 ![Preview](http://wiki.flightgear.org/images/5/51/Preview-etron.png)