diff --git a/src/pinger_icmp.rs b/src/pinger_icmp.rs
index f201fb0..1910204 100644
--- a/src/pinger_icmp.rs
+++ b/src/pinger_icmp.rs
@@ -77,11 +77,14 @@ impl PingListener for PingerICMPEchoListener {
 }
 
 impl PingSender for PingerICMPEchoSender {
-    fn craft_packet(&self, id: u16, seq: u16) -> Icmpv4Packet {
+    fn craft_packet(&self, id: u16, seq: u16) -> (Icmpv4Packet, i64) {
         let clock = Time::new(ClockId::Monotonic);
         let time_ms = clock.to_milliseconds();
         let payload = time_ms.to_be_bytes().to_vec();
 
-        Icmpv4Packet::with_echo_request(id, seq, payload).unwrap()
+        (
+            Icmpv4Packet::with_echo_request(id, seq, payload).unwrap(),
+            time_ms as i64,
+        )
     }
 }
diff --git a/src/pinger_icmp_ts.rs b/src/pinger_icmp_ts.rs
index c3bf5ca..6a0fc4c 100644
--- a/src/pinger_icmp_ts.rs
+++ b/src/pinger_icmp_ts.rs
@@ -72,8 +72,12 @@ impl PingListener for PingerICMPTimestampListener {
 }
 
 impl PingSender for PingerICMPTimestampSender {
-    fn craft_packet(&self, id: u16, seq: u16) -> Icmpv4Packet {
+    fn craft_packet(&self, id: u16, seq: u16) -> (Icmpv4Packet, i64) {
         let time_since_midnight = Time::new(ClockId::Realtime).get_time_since_midnight();
-        Icmpv4Packet::with_timestamp_request(id, seq, time_since_midnight as u32, 0, 0).unwrap()
+        (
+            Icmpv4Packet::with_timestamp_request(id, seq, time_since_midnight as u32, 0, 0)
+                .unwrap(),
+            time_since_midnight as i64,
+        )
     }
 }