diff --git a/d2x-rebirth/main/credits.h b/common/main/credits.h
similarity index 100%
rename from d2x-rebirth/main/credits.h
rename to common/main/credits.h
diff --git a/d1x-rebirth/main/credits.h b/d1x-rebirth/main/credits.h
deleted file mode 100644
index c84c070f8..000000000
--- a/d1x-rebirth/main/credits.h
+++ /dev/null
@@ -1,24 +0,0 @@
-/*
-THE COMPUTER CODE CONTAINED HEREIN IS THE SOLE PROPERTY OF PARALLAX
-SOFTWARE CORPORATION ("PARALLAX").  PARALLAX, IN DISTRIBUTING THE CODE TO
-END-USERS, AND SUBJECT TO ALL OF THE TERMS AND CONDITIONS HEREIN, GRANTS A
-ROYALTY-FREE, PERPETUAL LICENSE TO SUCH END-USERS FOR USE BY SUCH END-USERS
-IN USING, DISPLAYING,  AND CREATING DERIVATIVE WORKS THEREOF, SO LONG AS
-SUCH USE, DISPLAY OR CREATION IS FOR NON-COMMERCIAL, ROYALTY OR REVENUE
-FREE PURPOSES.  IN NO EVENT SHALL THE END-USER USE THE COMPUTER CODE
-CONTAINED HEREIN FOR REVENUE-BEARING PURPOSES.  THE END-USER UNDERSTANDS
-AND AGREES TO THE TERMS HEREIN AND ACCEPTS THE SAME BY USE OF THIS FILE.
-COPYRIGHT 1993-1998 PARALLAX SOFTWARE CORPORATION.  ALL RIGHTS RESERVED.
-*/
-/*
- *
- * Prototypes for the credit sequence.
- *
- */
-
-#ifndef _CREDITS_H
-#define _CREDITS_H
-
-void credits_show(char *credits_filename);
-
-#endif