diff --git a/src/pbkdf2-hmac-sha512_fmt_plug.c b/src/pbkdf2-hmac-sha512_fmt_plug.c
index 906fdea..0336183 100644
--- a/src/pbkdf2-hmac-sha512_fmt_plug.c
+++ b/src/pbkdf2-hmac-sha512_fmt_plug.c
@@ -143,7 +143,7 @@ error:
 	return 0;
 }
 
-static char *split(char *ciphertext, int index)
+static char *split(char *ciphertext, int index, struct fmt_main *self)
 {
 	static char out[MAX_CIPHERTEXT_LENGTH + 1];