diff --git a/extensions/clientprefs/extension.h b/extensions/clientprefs/extension.h
index 19328ab5..8cd05465 100644
--- a/extensions/clientprefs/extension.h
+++ b/extensions/clientprefs/extension.h
@@ -32,7 +32,7 @@
 #ifndef _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
 #define _INCLUDE_SOURCEMOD_EXTENSION_PROPER_H_
 
-#define MAXCLIENTS 64
+#define MAXCLIENTS 65
 
 #include <stdlib.h>
 #include <stdarg.h>
diff --git a/plugins/include/clients.inc b/plugins/include/clients.inc
index ceee8423..314ae96d 100644
--- a/plugins/include/clients.inc
+++ b/plugins/include/clients.inc
@@ -53,7 +53,7 @@ enum NetFlow
  * not be used in OnPluginStart().
  */
 
-#define MAXPLAYERS		64	/**< Maximum number of players SourceMod supports */
+#define MAXPLAYERS		65	/**< Maximum number of players SourceMod supports */
 #define MAX_NAME_LENGTH 32	/**< Maximum buffer required to store a client name */
 
 public const MaxClients;	/**< Maximum number of players the server supports (dynamic) */