diff --git a/unmarshal.go b/unmarshal.go
index 939b6ce..b423437 100644
--- a/unmarshal.go
+++ b/unmarshal.go
@@ -895,6 +895,7 @@ func unmarshalMediaDescription(lex *lexer) (stateFn, error) { //nolint:cyclop
 			"UDT",
 			"IX",
 			"MRCPv2",
+			"FEC",
 		) {
 			return nil, fmt.Errorf("%w `%v`", errSDPInvalidNumericValue, field)
 		}
diff --git a/unmarshal_test.go b/unmarshal_test.go
index dd2e313..6310bfc 100644
--- a/unmarshal_test.go
+++ b/unmarshal_test.go
@@ -174,6 +174,11 @@ const (
 	MediaTCPTLSMRCPv2 = TimingSDP +
 		"m=application 1544 TCP/TLS/MRCPv2 1\r\n"
 
+	MediaFECSDP = TimingSDP +
+		"m=application 50178 UDP/FEC *\r\n" +
+		"a=fec-repair-flow:encoding-id=8; fssi=E:1234,S:0,m:7\r\n" +
+		"a=repair-window:500ms\r\n"
+
 	CanonicalUnmarshalSDP = "v=0\r\n" +
 		"o=jdoe 2890844526 2890842807 IN IP4 10.47.16.5\r\n" +
 		"s=SDP Seminar\r\n" +
@@ -333,6 +338,10 @@ func TestRoundTrip(t *testing.T) {
 			Name: "MediaTCPTLSMRCPv2",
 			SDP:  MediaTCPTLSMRCPv2,
 		},
+		{
+			Name: "MediaFEC",
+			SDP:  MediaFECSDP,
+		},
 	} {
 		test := test
 		t.Run(test.Name, func(t *testing.T) {