--- a/libpurple/plugins/caesarcipher.c	Sun Oct 20 16:21:29 2013 +0530
+++ b/libpurple/plugins/caesarcipher.c	Sun Oct 20 16:28:14 2013 +0530
@@ -23,7 +23,9 @@
  * 02111-1301, USA.
  */
 
+#include <internal.h>
 #include <purple.h>
+
 #include "caesarcipher.h"
 
 #define CAESAR_CIPHER_GET_PRIVATE(obj) \