diff --git a/src/Nonemm.Contests/Rules/OceaniaDx.cs b/src/Nonemm.Contests/Rules/OceaniaDx.cs
index 3cf7479..02f918d 100644
--- a/src/Nonemm.Contests/Rules/OceaniaDx.cs
+++ b/src/Nonemm.Contests/Rules/OceaniaDx.cs
@@ -64,13 +64,21 @@ public sealed class OceaniaDx : Contest
     public bool IsWorkable(QsoContext qso) =>
         qso.Continent == "OC" || qso.Me.Continent == "OC";
 
+    /// What a contact is worth on each of the contest's six bands. The high
+    /// bands pay more than 20 metres, which is the other way round from most
+    /// contests: from Oceania they are the hard ones. A band that is not in
+    /// this table is not in the contest — the WARC bands and 6 metres — and
+    /// scores nothing, which is how N1MM's `COceania.ComputePoints` ends as
+    /// well.
     private static int PointsOn(Band? band) => band?.Name switch
     {
         "160M" => 20,
         "80M" => 10,
         "40M" => 5,
-        null => 0,
-        _ => 1,
+        "20M" => 1,
+        "15M" => 2,
+        "10M" => 3,
+        _ => 0,
     };
 
     private string ModeLabel() => mode == ModeCategory.Cw ? "CW" : "SSB";
diff --git a/tests/Nonemm.Contests.Tests/OceaniaDxTests.cs b/tests/Nonemm.Contests.Tests/OceaniaDxTests.cs
index 4d5efce..351801d 100644
--- a/tests/Nonemm.Contests.Tests/OceaniaDxTests.cs
+++ b/tests/Nonemm.Contests.Tests/OceaniaDxTests.cs
@@ -13,11 +13,25 @@ public class OceaniaDxTests
     [InlineData(3_650, 10)]
     [InlineData(7_050, 5)]
     [InlineData(14_150, 1)]
-    public void TheLowerTheBandTheMorePoints(double kilohertz, int expected) =>
+    [InlineData(21_150, 2)]
+    [InlineData(28_150, 3)]
+    public void EachBandOfTheContestHasItsOwnPoints(double kilohertz, int expected) =>
         Assert.Equal(
             expected,
             LogFor().Judge(TestLog.Contact("VK4XYZ", kilohertz, mode: Modes.Usb)).Points);
 
+    /// The contest is on six bands. A contact on any other — the WARC bands,
+    /// 6 metres — is worth nothing, which is where N1MM's table ends too.
+    [Theory]
+    [InlineData(10_120)]
+    [InlineData(18_100)]
+    [InlineData(24_930)]
+    [InlineData(50_150)]
+    public void ABandOutsideTheContestScoresNothing(double kilohertz) =>
+        Assert.Equal(
+            0,
+            LogFor().Judge(TestLog.Contact("VK4XYZ", kilohertz, mode: Modes.Usb)).Points);
+
     /// One side of the contact has to be in Oceania.
     [Fact]
     public void AContactOutsideOceaniaScoresNothing()