diff --git a/app/test/test_cryptodev_security_ipsec.c b/app/test/test_cryptodev_security_ipsec.c
index 14c6ba681f..408bd0bc82 100644
--- a/app/test/test_cryptodev_security_ipsec.c
+++ b/app/test/test_cryptodev_security_ipsec.c
@@ -495,6 +495,10 @@ test_ipsec_td_prepare(const struct crypto_param *param1,
 		    flags->dscp == TEST_IPSEC_COPY_DSCP_INNER_1)
 			td->ipsec_xform.options.copy_dscp = 1;
 
+		if (flags->flabel == TEST_IPSEC_COPY_FLABEL_INNER_0 ||
+		    flags->flabel == TEST_IPSEC_COPY_FLABEL_INNER_1)
+			td->ipsec_xform.options.copy_flabel = 1;
+
 		if (flags->dec_ttl_or_hop_limit)
 			td->ipsec_xform.options.dec_ttl = 1;
 	}
@@ -933,6 +937,7 @@ test_ipsec_iph6_hdr_validate(const struct rte_ipv6_hdr *iph6,
 			     const struct ipsec_test_flags *flags)
 {
 	uint32_t vtc_flow;
+	uint32_t flabel;
 	uint8_t dscp;
 
 	if (!is_valid_ipv6_pkt(iph6)) {
@@ -959,6 +964,23 @@ test_ipsec_iph6_hdr_validate(const struct rte_ipv6_hdr *iph6,
 		}
 	}
 
+	flabel = vtc_flow & RTE_IPV6_HDR_FL_MASK;
+
+	if (flags->flabel == TEST_IPSEC_COPY_FLABEL_INNER_1 ||
+	    flags->flabel == TEST_IPSEC_SET_FLABEL_1_INNER_0) {
+		if (flabel != TEST_IPSEC_FLABEL_VAL) {
+			printf("FLABEL value is not matching [exp: %x, actual: %x]\n",
+			       TEST_IPSEC_FLABEL_VAL, flabel);
+			return -1;
+		}
+	} else {
+		if (flabel != 0) {
+			printf("FLABEL value is set [exp: 0, actual: %x]\n",
+			       flabel);
+			return -1;
+		}
+	}
+
 	return 0;
 }
 
@@ -1159,7 +1181,11 @@ test_ipsec_pkt_update(uint8_t *pkt, const struct ipsec_test_flags *flags)
 	if (flags->dscp == TEST_IPSEC_COPY_DSCP_INNER_1 ||
 	    flags->dscp == TEST_IPSEC_SET_DSCP_0_INNER_1 ||
 	    flags->dscp == TEST_IPSEC_COPY_DSCP_INNER_0 ||
-	    flags->dscp == TEST_IPSEC_SET_DSCP_1_INNER_0) {
+	    flags->dscp == TEST_IPSEC_SET_DSCP_1_INNER_0 ||
+	    flags->flabel == TEST_IPSEC_COPY_FLABEL_INNER_1 ||
+	    flags->flabel == TEST_IPSEC_SET_FLABEL_0_INNER_1 ||
+	    flags->flabel == TEST_IPSEC_COPY_FLABEL_INNER_0 ||
+	    flags->flabel == TEST_IPSEC_SET_FLABEL_1_INNER_0) {
 
 		if (is_ipv4(iph4)) {
 			uint8_t tos;
@@ -1187,6 +1213,13 @@ test_ipsec_pkt_update(uint8_t *pkt, const struct ipsec_test_flags *flags)
 			else
 				vtc_flow &= ~RTE_IPV6_HDR_DSCP_MASK;
 
+			if (flags->flabel == TEST_IPSEC_COPY_FLABEL_INNER_1 ||
+			    flags->flabel == TEST_IPSEC_SET_FLABEL_0_INNER_1)
+				vtc_flow |= (RTE_IPV6_HDR_FL_MASK &
+					     (TEST_IPSEC_FLABEL_VAL << RTE_IPV6_HDR_FL_SHIFT));
+			else
+				vtc_flow &= ~RTE_IPV6_HDR_FL_MASK;
+
 			iph6->vtc_flow = rte_cpu_to_be_32(vtc_flow);
 		}
 	}
diff --git a/app/test/test_cryptodev_security_ipsec.h b/app/test/test_cryptodev_security_ipsec.h
index 0d9b5b6e2e..744dd64a9e 100644
--- a/app/test/test_cryptodev_security_ipsec.h
+++ b/app/test/test_cryptodev_security_ipsec.h
@@ -73,6 +73,15 @@ enum dscp_flags {
 	TEST_IPSEC_SET_DSCP_1_INNER_0,
 };
 
+#define TEST_IPSEC_FLABEL_VAL 0x1234
+
+enum flabel_flags {
+	TEST_IPSEC_COPY_FLABEL_INNER_0 = 1,
+	TEST_IPSEC_COPY_FLABEL_INNER_1,
+	TEST_IPSEC_SET_FLABEL_0_INNER_1,
+	TEST_IPSEC_SET_FLABEL_1_INNER_0,
+};
+
 struct ipsec_test_flags {
 	bool display_alg;
 	bool sa_expiry_pkts_soft;
@@ -92,6 +101,7 @@ struct ipsec_test_flags {
 	bool antireplay;
 	enum df_flags df;
 	enum dscp_flags dscp;
+	enum flabel_flags flabel;
 	bool dec_ttl_or_hop_limit;
 	bool ah;
 };
diff --git a/app/test/test_security_inline_proto.c b/app/test/test_security_inline_proto.c
index 1c32141cd1..e082a1612f 100644
--- a/app/test/test_security_inline_proto.c
+++ b/app/test/test_security_inline_proto.c
@@ -162,6 +162,13 @@ create_inline_ipsec_session(struct ipsec_test_data *sa, uint16_t portid,
 				sess_conf->ipsec.tunnel.ipv6.dscp =
 						TEST_IPSEC_DSCP_VAL;
 
+			if (flags->flabel == TEST_IPSEC_SET_FLABEL_0_INNER_1)
+				sess_conf->ipsec.tunnel.ipv6.flabel = 0;
+
+			if (flags->flabel == TEST_IPSEC_SET_FLABEL_1_INNER_0)
+				sess_conf->ipsec.tunnel.ipv6.flabel =
+						TEST_IPSEC_FLABEL_VAL;
+
 			memcpy(&sess_conf->ipsec.tunnel.ipv6.src_addr, &src_v6,
 					sizeof(src_v6));
 			memcpy(&sess_conf->ipsec.tunnel.ipv6.dst_addr, &dst_v6,
@@ -1792,6 +1799,62 @@ test_ipsec_inline_proto_ipv6_set_dscp_1_inner_0(const void *data __rte_unused)
 	return test_ipsec_inline_proto_all(&flags);
 }
 
+static int
+test_ipsec_inline_proto_ipv6_copy_flabel_inner_0(const void *data __rte_unused)
+{
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	flags.ipv6 = true;
+	flags.tunnel_ipv6 = true;
+	flags.flabel = TEST_IPSEC_COPY_FLABEL_INNER_0;
+
+	return test_ipsec_inline_proto_all(&flags);
+}
+
+static int
+test_ipsec_inline_proto_ipv6_copy_flabel_inner_1(const void *data __rte_unused)
+{
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	flags.ipv6 = true;
+	flags.tunnel_ipv6 = true;
+	flags.flabel = TEST_IPSEC_COPY_FLABEL_INNER_1;
+
+	return test_ipsec_inline_proto_all(&flags);
+}
+
+static int
+test_ipsec_inline_proto_ipv6_set_flabel_0_inner_1(const void *data __rte_unused)
+{
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	flags.ipv6 = true;
+	flags.tunnel_ipv6 = true;
+	flags.flabel = TEST_IPSEC_SET_FLABEL_0_INNER_1;
+
+	return test_ipsec_inline_proto_all(&flags);
+}
+
+static int
+test_ipsec_inline_proto_ipv6_set_flabel_1_inner_0(const void *data __rte_unused)
+{
+	struct ipsec_test_flags flags;
+
+	memset(&flags, 0, sizeof(flags));
+
+	flags.ipv6 = true;
+	flags.tunnel_ipv6 = true;
+	flags.flabel = TEST_IPSEC_SET_FLABEL_1_INNER_0;
+
+	return test_ipsec_inline_proto_all(&flags);
+}
+
 static int
 test_ipsec_inline_proto_ipv4_ttl_decrement(const void *data __rte_unused)
 {
@@ -2201,6 +2264,22 @@ static struct unit_test_suite inline_ipsec_testsuite  = {
 			"Tunnel header IPv6 set DSCP 1 (inner 0)",
 			ut_setup_inline_ipsec, ut_teardown_inline_ipsec,
 			test_ipsec_inline_proto_ipv6_set_dscp_1_inner_0),
+		TEST_CASE_NAMED_ST(
+			"Tunnel header IPv6 copy FLABEL (inner 0)",
+			ut_setup_inline_ipsec, ut_teardown_inline_ipsec,
+			test_ipsec_inline_proto_ipv6_copy_flabel_inner_0),
+		TEST_CASE_NAMED_ST(
+			"Tunnel header IPv6 copy FLABEL (inner 1)",
+			ut_setup_inline_ipsec, ut_teardown_inline_ipsec,
+			test_ipsec_inline_proto_ipv6_copy_flabel_inner_1),
+		TEST_CASE_NAMED_ST(
+			"Tunnel header IPv6 set FLABEL 0 (inner 1)",
+			ut_setup_inline_ipsec, ut_teardown_inline_ipsec,
+			test_ipsec_inline_proto_ipv6_set_flabel_0_inner_1),
+		TEST_CASE_NAMED_ST(
+			"Tunnel header IPv6 set FLABEL 1 (inner 0)",
+			ut_setup_inline_ipsec, ut_teardown_inline_ipsec,
+			test_ipsec_inline_proto_ipv6_set_flabel_1_inner_0),
 		TEST_CASE_NAMED_ST(
 			"Tunnel header IPv4 decrement inner TTL",
 			ut_setup_inline_ipsec, ut_teardown_inline_ipsec,
