diff --git a/node/src/integration-test/kotlin/net/corda/node/services/network/NetworkMapTest.kt b/node/src/integration-test/kotlin/net/corda/node/services/network/NetworkMapTest.kt
index 9b2dbebdc9..c9a3f6964d 100644
--- a/node/src/integration-test/kotlin/net/corda/node/services/network/NetworkMapTest.kt
+++ b/node/src/integration-test/kotlin/net/corda/node/services/network/NetworkMapTest.kt
@@ -19,7 +19,6 @@ import net.corda.core.node.NodeInfo
 import net.corda.core.serialization.serialize
 import net.corda.core.utilities.getOrThrow
 import net.corda.core.utilities.seconds
-import net.corda.core.serialization.serialize
 import net.corda.nodeapi.internal.network.NETWORK_PARAMS_FILE_NAME
 import net.corda.nodeapi.internal.network.NETWORK_PARAMS_UPDATE_FILE_NAME
 import net.corda.nodeapi.internal.network.SignedNetworkParameters
@@ -34,15 +33,10 @@ import net.corda.testing.internal.toDatabaseSchemaName
 import net.corda.testing.node.internal.CompatibilityZoneParams
 import net.corda.testing.node.internal.internalDriver
 import net.corda.testing.node.internal.network.NetworkMapServer
-import org.assertj.core.api.Assertions
 import org.assertj.core.api.Assertions.assertThat
-import org.junit.*
 import org.assertj.core.api.Assertions.assertThatThrownBy
-import org.junit.After
+import org.junit.*
 import org.junit.Assert.assertEquals
-import org.junit.Before
-import org.junit.Rule
-import org.junit.Test
 import java.net.URL
 import java.time.Instant
 import kotlin.streams.toList
@@ -51,9 +45,12 @@ class NetworkMapTest : IntegrationTest() {
     companion object {
         @ClassRule
         @JvmField
-        val databaseSchemas = IntegrationTestSchemas(ALICE_NAME.toDatabaseSchemaName(), BOB_NAME.toDatabaseSchemaName(),
+        val databaseSchemas = IntegrationTestSchemas(
+                ALICE_NAME.toDatabaseSchemaName(),
+                BOB_NAME.toDatabaseSchemaName(),
                 DUMMY_NOTARY_NAME.toDatabaseSchemaName())
     }
+
     @Rule
     @JvmField
     val testSerialization = SerializationEnvironmentRule(true)