diff --git a/web/src/test/java/de/cotto/lndmanagej/controller/StatusControllerTest.java b/web/src/test/java/de/cotto/lndmanagej/controller/StatusControllerTest.java
index 0d7e1945..26048abf 100644
--- a/web/src/test/java/de/cotto/lndmanagej/controller/StatusControllerTest.java
+++ b/web/src/test/java/de/cotto/lndmanagej/controller/StatusControllerTest.java
@@ -15,7 +15,9 @@ import java.util.List;
 import java.util.Set;
 
 import static de.cotto.lndmanagej.model.LocalOpenChannelFixtures.LOCAL_OPEN_CHANNEL;
+import static de.cotto.lndmanagej.model.LocalOpenChannelFixtures.LOCAL_OPEN_CHANNEL_2;
 import static de.cotto.lndmanagej.model.LocalOpenChannelFixtures.LOCAL_OPEN_CHANNEL_TO_NODE_3;
+import static de.cotto.lndmanagej.model.PubkeyFixtures.PUBKEY_2;
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.mockito.ArgumentMatchers.argThat;
 import static org.mockito.Mockito.verify;
@@ -57,4 +59,10 @@ class StatusControllerTest {
         assertThat(statusController.getPubkeysForOpenChannels()).isEqualTo(new PubkeysDto(expectedPubkeys));
         verify(metrics).mark(argThat(name -> name.endsWith(".getPubkeysForOpenChannels")));
     }
+
+    @Test
+    void getPeerPubkeys_without_no_duplicates() {
+        when(channelService.getOpenChannels()).thenReturn(Set.of(LOCAL_OPEN_CHANNEL, LOCAL_OPEN_CHANNEL_2));
+        assertThat(statusController.getPubkeysForOpenChannels().pubkeys()).containsExactly(PUBKEY_2.toString());
+    }
 }
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