diff --git a/Assets/Scripts/Network/MatchManager.cs b/Assets/Scripts/Network/MatchManager.cs
index 906a7bf..8210a95 100644
--- a/Assets/Scripts/Network/MatchManager.cs
+++ b/Assets/Scripts/Network/MatchManager.cs
@@ -704,7 +704,7 @@ public class MatchManager : MonoBehaviour
     {
         _skipPhase = false; // drop a stale debug-skip from the previous phase; only this phase may set it
         float t = seconds;
-        float pingTimer = radarPingInterval; // first sweep one interval into Seek
+        int pingsSent = 0; // sweeps fired so far; boundaries anchored to _seekStartTime (the HUD's ping anchor)
         while (t > 0f)
         {
             if (_pendingHiders.Count == 0) yield break;
@@ -712,11 +712,16 @@ public class MatchManager : MonoBehaviour
 
             if (radarPingInterval > 0f)
             {
-                pingTimer -= Time.deltaTime;
-                if (pingTimer <= 0f)
+                // Fire on absolute interval boundaries from Seek start (n*interval), sharing the exact anchor the
+                // HUD countdown uses (LocalNextPingIn's modulo) - so the on-screen ping timer hits 0:00 the same
+                // moment the sweep fires. An accumulating countdown would discard each cycle's overshoot and drift
+                // seconds late over a match (worse with frame spikes). A missed boundary (huge hitch) is skipped,
+                // not caught up - one late sweep, never a burst.
+                int due = Mathf.FloorToInt((Time.time - _seekStartTime) / radarPingInterval);
+                if (due > pingsSent)
                 {
                     BroadcastRadarPings();
-                    pingTimer = radarPingInterval;
+                    pingsSent = due;
                 }
             }