diff --git a/setools/policyrep/libpolicyrep.pyx b/setools/policyrep/libpolicyrep.pyx
index 6d885c0..91455f8 100644
--- a/setools/policyrep/libpolicyrep.pyx
+++ b/setools/policyrep/libpolicyrep.pyx
@@ -54,6 +54,7 @@ cdef extern from "<sys/socket.h>":
 cdef extern from "<netinet/in.h>":
     cdef int INET6_ADDRSTRLEN
     cdef int IPPROTO_DCCP
+    cdef int IPPROTO_SCTP
     cdef int IPPROTO_TCP
     cdef int IPPROTO_UDP
 
diff --git a/setools/policyrep/netcontext.pxi b/setools/policyrep/netcontext.pxi
index bc01c25..07b9552 100644
--- a/setools/policyrep/netcontext.pxi
+++ b/setools/policyrep/netcontext.pxi
@@ -186,6 +186,7 @@ class PortconProtocol(PolicyEnum):
     tcp = IPPROTO_TCP
     udp = IPPROTO_UDP
     dccp = IPPROTO_DCCP
+    sctp = IPPROTO_SCTP
 
 
 cdef class Portcon(Ocontext):