diff --git a/sys/conf/files b/sys/conf/files
index b5e3db3c99f7..2482345b5393 100644
--- a/sys/conf/files
+++ b/sys/conf/files
@@ -207,7 +207,7 @@ crypto/cast128/cast128.c	optional ipsec ipsec_esp
 crypto/des/des_ecb.c	optional ipsec ipsec_esp
 crypto/des/des_setkey.c	optional ipsec ipsec_esp
 crypto/rijndael/rijndael-alg-fst.c	optional ipsec
-crypto/rijndael/rijndael.c	optional ipsec
+crypto/rijndael/rijndael-api.c	optional ipsec
 opencrypto/rmd160.c	optional ipsec
 crypto/sha1.c		optional ipsec
 crypto/sha2/sha2.c	optional ipsec
diff --git a/sys/crypto/rijndael/rijndael.c b/sys/crypto/rijndael/rijndael-api.c
similarity index 100%
rename from sys/crypto/rijndael/rijndael.c
rename to sys/crypto/rijndael/rijndael-api.c