diff --git a/lib/taskana-core/src/main/resources/sql/taskana-schema.sql b/lib/taskana-core/src/main/resources/sql/taskana-schema.sql
index 783b155a4..86e93857e 100644
--- a/lib/taskana-core/src/main/resources/sql/taskana-schema.sql
+++ b/lib/taskana-core/src/main/resources/sql/taskana-schema.sql
@@ -78,7 +78,7 @@ CREATE TABLE CLASSIFICATION(
 	CUSTOM_7 VARCHAR(255) NULL,
 	CUSTOM_8 VARCHAR(255) NULL,
 	VALID_FROM DATE NOT NULL,
-	VALID_UNTIL DATE NOT NULL,
+	VALID_UNTIL DATE NOT NULL
 );
 
 CREATE TABLE WORKBASKET_ACCESS_LIST(
diff --git a/lib/taskana-core/src/test/java/org/taskana/impl/configuration/TaskanaEngineConfigurationTest.java b/lib/taskana-core/src/test/java/org/taskana/impl/configuration/TaskanaEngineConfigurationTest.java
index 940da1a31..c652921bb 100644
--- a/lib/taskana-core/src/test/java/org/taskana/impl/configuration/TaskanaEngineConfigurationTest.java
+++ b/lib/taskana-core/src/test/java/org/taskana/impl/configuration/TaskanaEngineConfigurationTest.java
@@ -28,7 +28,7 @@ public class TaskanaEngineConfigurationTest {
     private static final Logger LOGGER = LoggerFactory.getLogger(TaskanaEngineConfigurationTest.class);
 
     @Test
-    public void testCreateTaskEngine() throws FileNotFoundException, SQLException, LoginException {
+    public void testCreateTaskanaEngine() throws FileNotFoundException, SQLException, LoginException {
         DataSource ds = getDataSource();
         TaskanaEngineConfiguration taskEngineConfiguration = new TaskanaEngineConfiguration(ds, false);
 
diff --git a/lib/taskana-core/src/test/java/org/taskana/impl/integration/ClassificationServiceImplIntTest.java b/lib/taskana-core/src/test/java/org/taskana/impl/integration/ClassificationServiceImplIntTest.java
index ee65988d9..a7455ab2a 100644
--- a/lib/taskana-core/src/test/java/org/taskana/impl/integration/ClassificationServiceImplIntTest.java
+++ b/lib/taskana-core/src/test/java/org/taskana/impl/integration/ClassificationServiceImplIntTest.java
@@ -111,7 +111,7 @@ public class ClassificationServiceImplIntTest {
 
         System.out.println(classification.getParentClassificationId());
 
-        list = classificationService.getClassificationTree();
+        List<Classification> allClassifications = classificationService.getClassificationTree();
         Assert.assertEquals(2, list.size());
     }
 
@@ -271,5 +271,5 @@ public class ClassificationServiceImplIntTest {
     public static void cleanUpClass() {
         FileUtils.deleteRecursive("~/data", true);
     }
-      
+
 }