diff --git a/sfe_ipv6.c b/sfe_ipv6.c
index 0549bf4..dc9d53a 100644
--- a/sfe_ipv6.c
+++ b/sfe_ipv6.c
@@ -2127,12 +2127,12 @@
 	}
 
 	if (original_cm_sawf_valid) {
-		bytes_read += snprintf(msg + bytes_read, CHAR_DEV_MSG_SIZE, "flow_service_class=\"%d\" flow_msduq=\"%d\" ",
+		bytes_read += snprintf(msg + bytes_read, CHAR_DEV_MSG_SIZE, "flow_service_class=\"%d\" flow_msduq= \"0x%x\" ",
 			flow_service_class, flow_msduq);
 	}
 
 	if (reply_cm_sawf_valid) {
-		bytes_read += snprintf(msg + bytes_read, CHAR_DEV_MSG_SIZE, "return_service_class=\"%d\" return_msduq=\"%d\" ",
+		bytes_read += snprintf(msg + bytes_read, CHAR_DEV_MSG_SIZE, "return_service_class=\"%d\" return_msduq= \"0x%x\" ",
 			return_service_class, return_msduq);
 	}