diff --git a/pkg/sfu/rtpstats/rtpstats_receiver_test.go b/pkg/sfu/rtpstats/rtpstats_receiver_test.go
index 32ca8198e..49066d8bf 100644
--- a/pkg/sfu/rtpstats/rtpstats_receiver_test.go
+++ b/pkg/sfu/rtpstats/rtpstats_receiver_test.go
@@ -256,3 +256,11 @@ func Test_RTPStatsReceiver_Restart(t *testing.T) {
 
 	r.Stop()
 }
+
+func Test_RTPStatsSender_getIntervalStats(t *testing.T) {
+	t.Run("packetsNotFoundMetadata should match lost packets", func(t *testing.T) {
+		r := NewRTPStatsSender(RTPStatsParams{}, 1024)
+		stats := r.getIntervalStats(0, 10000, 10000)
+		require.EqualValues(t, 8977, stats.packetsNotFoundMetadata)
+	})
+}
diff --git a/pkg/sfu/rtpstats/rtpstats_sender.go b/pkg/sfu/rtpstats/rtpstats_sender.go
index 98fb8312d..b8e092ce5 100644
--- a/pkg/sfu/rtpstats/rtpstats_sender.go
+++ b/pkg/sfu/rtpstats/rtpstats_sender.go
@@ -1274,9 +1274,9 @@ func (r *RTPStatsSender) getIntervalStats(
 		lowerBound = ehsn - n + 1
 	}
 	extStartInclusiveClamped := max(min(extStartInclusive, upperBound), lowerBound)
-	extEndExclusiveClamped := max(min(extEndExclusive, upperBound), extStartInclusive)
+	extEndExclusiveClamped := max(min(extEndExclusive, upperBound), extStartInclusiveClamped)
 
-	intervalStats.packetsNotFoundMetadata += (extEndExclusive - extStartInclusive) - (extEndExclusiveClamped - extStartInclusiveClamped)
+	intervalStats.packetsNotFoundMetadata = (extEndExclusive - extStartInclusive) - (extEndExclusiveClamped - extStartInclusiveClamped)
 
 	for esn := extStartInclusiveClamped; esn != extEndExclusiveClamped; esn++ {
 		slot := r.getSnInfoOutOfOrderSlot(esn, ehsn)