diff --git a/legalconsenthub-backend/src/main/kotlin/com/betriebsratkanzlei/legalconsenthub/config/TestContainersConfig.kt b/legalconsenthub-backend/src/main/kotlin/com/betriebsratkanzlei/legalconsenthub/config/TestContainersConfig.kt
index 4249edb..1ea9f9e 100644
--- a/legalconsenthub-backend/src/main/kotlin/com/betriebsratkanzlei/legalconsenthub/config/TestContainersConfig.kt
+++ b/legalconsenthub-backend/src/main/kotlin/com/betriebsratkanzlei/legalconsenthub/config/TestContainersConfig.kt
@@ -28,7 +28,7 @@ class TestContainersConfig {
                     HostConfig().apply {
                         this.withPortBindings(
                             PortBinding(
-                                Ports.Binding.bindPort(6666),
+                                Ports.Binding.bindPort(5432),
                                 ExposedPort(5432),
                             ),
                         )
diff --git a/legalconsenthub-backend/src/main/resources/application-testcontainers.yaml b/legalconsenthub-backend/src/main/resources/application-testcontainers.yaml
index 14a8e03..923bddc 100644
--- a/legalconsenthub-backend/src/main/resources/application-testcontainers.yaml
+++ b/legalconsenthub-backend/src/main/resources/application-testcontainers.yaml
@@ -5,7 +5,7 @@ spring:
   datasource:
     hikari:
       auto-commit: false
-    url: jdbc:postgresql://localhost:6666/legalconsenthub
+    url: jdbc:postgresql://localhost:5432/legalconsenthub
     username: legalconsenthub
     password: legalconsenthub