diff --git a/.gitattributes b/.gitattributes
index 9d1468219b87066e9c9b33838bbb601d482ac3e6..10783a7144fcc537bde39a9f73c20f7e4a62ffe9 100644
--- a/.gitattributes
+++ b/.gitattributes
@@ -80,10 +80,12 @@ testfont binary
 /src/modules/_Crypto/lib/descore.README foreign_ident
 /src/modules/_Crypto/lib/desdata.c foreign_ident
 /src/modules/_Crypto/lib/desinfo.h foreign_ident
+/src/modules/_Crypto/lib/rc4.c foreign_ident
 /src/modules/_Crypto/md2.c foreign_ident
 /src/modules/_Crypto/md5.c foreign_ident
 /src/modules/_Crypto/md5.pike foreign_ident
 /src/modules/_Crypto/pipe.c foreign_ident
+/src/modules/_Crypto/rc4.c foreign_ident
 /src/modules/call_out/call_out.c foreign_ident
 /src/modules/files/file.c foreign_ident
 /src/modules/spider/dumudp.c foreign_ident
diff --git a/src/modules/_Crypto/lib/rc4.c b/src/modules/_Crypto/lib/rc4.c
index be512f0cc3c2071199c422f69048d7016ff63bf2..509d95c0be7c3af839ac59611d6ec10ed40a1dce 100644
--- a/src/modules/_Crypto/lib/rc4.c
+++ b/src/modules/_Crypto/lib/rc4.c
@@ -5,6 +5,8 @@
 #include "crypto_types.h"
 #include <rc4.h>
 
+RCSID("$Id: rc4.c,v 1.4 1997/03/14 22:17:19 nisse Exp $");
+
 #define SWAP(a,b) do { int _t = a; a = b; b = _t; } while(0)
 
 void rc4_set_key(struct rc4_ctx *ctx, const unsigned INT8 *key, INT32 len)
diff --git a/src/modules/_Crypto/rc4.c b/src/modules/_Crypto/rc4.c
index 12d876295033c23228dae688b3d9bd27077b05c4..491d0f1052b224e9ffe049c22cdd2be823e32796 100644
--- a/src/modules/_Crypto/rc4.c
+++ b/src/modules/_Crypto/rc4.c
@@ -3,7 +3,6 @@
  * Written by Niels Möller
  */
 
-
 #include "global.h"
 #include "svalue.h"
 #include "string.h"
@@ -17,6 +16,8 @@
 
 #include "rc4.h"
 
+RCSID("$Id: rc4.c,v 1.4 1997/03/14 22:17:11 nisse Exp $");
+
 /* Module specific includes */
 #include "precompiled_crypto.h"