diff --git a/src/test/java/de/antragsgruen/live/AuthenticationErrorTests.java b/src/test/java/de/antragsgruen/live/AuthenticationErrorTests.java
new file mode 100644
index 0000000..47fb401
--- /dev/null
+++ b/src/test/java/de/antragsgruen/live/AuthenticationErrorTests.java
@@ -0,0 +1,68 @@
+package de.antragsgruen.live;
+
+import de.antragsgruen.live.utils.StompRabbitMQTestHelper;
+import de.antragsgruen.live.utils.StompTestConnection;
+import org.junit.jupiter.api.Test;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.web.server.LocalServerPort;
+import org.springframework.test.context.ActiveProfiles;
+
+import java.io.IOException;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.FutureTask;
+import java.util.concurrent.TimeUnit;
+import java.util.concurrent.TimeoutException;
+
+import static org.assertj.core.api.Assertions.assertThat;
+
+@SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
+@ActiveProfiles("test")
+class AuthenticationErrorTests {
+    @Autowired
+    private StompRabbitMQTestHelper testHelper;
+
+    @LocalServerPort
+    private int port;
+
+    @Test
+    public void tryToConnectToIncorrectTopic1() {
+        StompTestConnection stompConnection = testHelper.getStompConnection(port);
+
+        stompConnection.connectAndWait("test", "site", "con", "login-1", null);
+        FutureTask<String> onError = stompConnection.subscribeAndExpectError("/user/site/othercon/login-1/speech");
+        try {
+            String message = onError.get(5, TimeUnit.SECONDS);
+            assertThat(message).isEqualTo("Forbidden to subscribe to this destination");
+        } catch (InterruptedException | ExecutionException | TimeoutException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void tryToConnectToIncorrectTopic2() {
+        StompTestConnection stompConnection = testHelper.getStompConnection(port);
+
+        stompConnection.connectAndWait("test", "site", "con", "login-2", null);
+        FutureTask<String> onError = stompConnection.subscribeAndExpectError("/user/site/con/login-1/speech");
+        try {
+            String message = onError.get(5, TimeUnit.SECONDS);
+            assertThat(message).isEqualTo("Forbidden to subscribe to this destination");
+        } catch (InterruptedException | ExecutionException | TimeoutException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    @Test
+    public void tryToConnectToIncorrectInstallation() {
+        StompTestConnection stompConnection = testHelper.getStompConnection(port);
+
+        FutureTask<String> onError = stompConnection.connectAndExpectError("other", "site", "con", "login-1", null);
+        try {
+            String message = onError.get(5, TimeUnit.SECONDS);
+            assertThat(message).isEqualTo("Could not authenticate JWT: Invalid installation id: other");
+        } catch (InterruptedException | ExecutionException | TimeoutException e) {
+            throw new RuntimeException(e);
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/test/java/de/antragsgruen/live/SpeechUserTests.java b/src/test/java/de/antragsgruen/live/SpeechUserTests.java
index 223e482..e3d26ce 100644
--- a/src/test/java/de/antragsgruen/live/SpeechUserTests.java
+++ b/src/test/java/de/antragsgruen/live/SpeechUserTests.java
@@ -9,12 +9,6 @@
 import org.springframework.test.context.ActiveProfiles;
 
 import java.io.IOException;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.FutureTask;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.TimeoutException;
-
-import static org.assertj.core.api.Assertions.assertThat;
 
 @SpringBootTest(webEnvironment = SpringBootTest.WebEnvironment.RANDOM_PORT)
 @ActiveProfiles("test")
@@ -57,32 +51,4 @@ public void sendAndConvertRabbitMQMessage_speech3() throws IOException {
 		testHelper.sendFileContentToRabbitMQ("sendAndConvertRabbitMQMessage_speech3_in.json", "speech.site.con");
 		testHelper.expectStompToSendFileContent(stompConnection, "sendAndConvertRabbitMQMessage_speech3_user_out.json");
 	}
-
-	@Test
-	public void tryToConnectToIncorrectTopic1() {
-		StompTestConnection stompConnection = testHelper.getStompConnection(port);
-
-		stompConnection.connectAndWait("test", "site", "con", "login-1", null);
-		FutureTask<String> onError = stompConnection.subscribeAndExpectError("/user/site/othercon/login-1/speech");
-		try {
-			String message = onError.get(5, TimeUnit.SECONDS);
-			assertThat(message).isEqualTo("Forbidden to subscribe to this destination");
-		} catch (InterruptedException | ExecutionException | TimeoutException e) {
-			throw new RuntimeException(e);
-		}
-	}
-
-	@Test
-	public void tryToConnectToIncorrectTopic2() {
-		StompTestConnection stompConnection = testHelper.getStompConnection(port);
-
-		stompConnection.connectAndWait("test", "site", "con", "login-2", null);
-		FutureTask<String> onError = stompConnection.subscribeAndExpectError("/user/site/con/login-1/speech");
-		try {
-			String message = onError.get(5, TimeUnit.SECONDS);
-			assertThat(message).isEqualTo("Forbidden to subscribe to this destination");
-		} catch (InterruptedException | ExecutionException | TimeoutException e) {
-			throw new RuntimeException(e);
-		}
-	}
 }
diff --git a/src/test/java/de/antragsgruen/live/utils/StompTestConnection.java b/src/test/java/de/antragsgruen/live/utils/StompTestConnection.java
index b4032a7..f9c83b8 100644
--- a/src/test/java/de/antragsgruen/live/utils/StompTestConnection.java
+++ b/src/test/java/de/antragsgruen/live/utils/StompTestConnection.java
@@ -134,6 +134,11 @@ public void connectAndWait(String installation, String site, String consultation
         }
     }
 
+    public FutureTask<String> connectAndExpectError(String installation, String site, String consultation, String userId, @Nullable List<String> roles) {
+        this.connect(installation, site, consultation, userId, roles);
+        return this.onError;
+    }
+
     public void subscribe(String topic) {
         this.stompSession.subscribe(topic, new StompFrameHandler() {
             @Override
diff --git a/src/test/java/de/antragsgruen/live/utils/StompTestSessionHandler.java b/src/test/java/de/antragsgruen/live/utils/StompTestSessionHandler.java
index d856537..dc02acd 100644
--- a/src/test/java/de/antragsgruen/live/utils/StompTestSessionHandler.java
+++ b/src/test/java/de/antragsgruen/live/utils/StompTestSessionHandler.java
@@ -46,6 +46,8 @@ public void handleException(StompSession session, @Nullable StompCommand command
     @Override
     public void handleTransportError(StompSession session, Throwable exception) {
         System.out.println("Transport error: " + exception.getMessage());
+        this.lastStompError = exception.getMessage();
+        this.onErrorFuture.run();
     }
 
     @Override