diff --git a/aincrad/tests.py b/aincrad/tests.py
index 8f45efa9..c9974ca3 100644
--- a/aincrad/tests.py
+++ b/aincrad/tests.py
@@ -562,13 +562,13 @@ def test_hanabi_contest(self) -> None:
         )
         self.assertEqual(len(resp.json()["names"]), 9)
         self.assertAlmostEqual(
-            HanabiReplay.objects.get(replay_id=812).spades_score, 4.0
+            HanabiReplay.objects.get(replay_id=812).spades_score, 6.0
         )
         self.assertAlmostEqual(
-            HanabiReplay.objects.get(replay_id=811).spades_score, 3.0
+            HanabiReplay.objects.get(replay_id=811).spades_score, 5.0
         )
         self.assertAlmostEqual(
-            HanabiReplay.objects.get(replay_id=271).spades_score, 0.6328125
+            HanabiReplay.objects.get(replay_id=271).spades_score, 1.265625
         )
         self.assertEqual(HanabiParticipation.objects.all().count(), 9)
         self.assertEqual(
diff --git a/hanabi/models.py b/hanabi/models.py
index bbc6f45d..931b5db0 100644
--- a/hanabi/models.py
+++ b/hanabi/models.py
@@ -140,7 +140,7 @@ def get_absolute_url(self) -> str:
 
     def get_base_spades(self) -> float:
         num_suits = self.contest.num_suits
-        return 2 * (self.game_score / (5 * num_suits)) ** num_suits
+        return 4 * (self.game_score / (5 * num_suits)) ** 4
 
 
 class HanabiParticipation(models.Model):
diff --git a/hanabi/templates/hanabi/hanabicontest_list.html b/hanabi/templates/hanabi/hanabicontest_list.html
index 9820aab2..2796e5b7 100644
--- a/hanabi/templates/hanabi/hanabicontest_list.html
+++ b/hanabi/templates/hanabi/hanabicontest_list.html
@@ -191,13 +191,11 @@ <h1>Contest Format</h1>
         </li>
         <li>
           You earn
-          \[ 2 \cdot \left(
-          \frac{ \text{your game score} }
-          { 5 \cdot \text{number of suits} }
-          \right)^{ \text{number of suits} } \]
+          \[ 4 \cdot \left( \frac{ \text{your game score} }
+          { 5 \cdot \text{number of suits} } \right)^4 \]
           spades.
           For example, if you score 23/25,
-          you earn $2 \cdot (23/25)^5 \approx 1.318$ spades.
+          you earn $4 \cdot (23/25)^4 \approx 2.866$ spades.
         </li>
         <li>
           In addition, you get +1 bonus spade if you have the
@@ -209,7 +207,7 @@ <h1>Contest Format</h1>
           <i>and</i> the lowest turn count among such teams.
         </li>
       </ul>
-      Thus, the maximum possible spades per contest is $2+1+1=4$.
+      Thus, the maximum possible spades per contest is $4+1+1=6$.
       Here, a "participating team" is any team that
       has at least one OTIS student.
     </li>
diff --git a/hanabi/tests.py b/hanabi/tests.py
index 218d972f..d296baa3 100644
--- a/hanabi/tests.py
+++ b/hanabi/tests.py
@@ -38,7 +38,7 @@ def test_contest(self) -> None:
         self.assertEqual(contest.max_score, 25)
 
         replay = HanabiReplayFactory.create(contest=contest, game_score=23)
-        self.assertAlmostEqual(replay.get_base_spades(), 1.3181630464)
+        self.assertAlmostEqual(replay.get_base_spades(), 2.86557184)
 
 
 class HanabiViewTests(EvanTestCase):
diff --git a/rpg/templates/rpg/meters/spades.html b/rpg/templates/rpg/meters/spades.html
index d3519997..8ec19039 100644
--- a/rpg/templates/rpg/meters/spades.html
+++ b/rpg/templates/rpg/meters/spades.html
@@ -56,6 +56,12 @@
       </td>
       <td>Varies</td>
     </tr>
+    <tr>
+      <td>
+        <a href="{% url 'hanabi-contests' %}">Hanabi</a>
+      </td>
+      <td>0♠ - 6♠</td>
+    </tr>
   </table>
   <p>The above list is not exhaustive; spades can be awarded for other things too.</p>
   <table class="table table-sm">