diff --git a/sys/modules/sctp/Makefile b/sys/modules/sctp/Makefile
index 626f195dbf1..4b47e1e6347 100644
--- a/sys/modules/sctp/Makefile
+++ b/sys/modules/sctp/Makefile
@@ -6,7 +6,6 @@ SRCS=	sctp_asconf.c \
 	sctp_auth.c \
 	sctp_bsd_addr.c \
 	sctp_cc_functions.c \
-	sctp_crc32.c \
 	sctp_indata.c \
 	sctp_input.c \
 	sctp_kdtrace.c \