diff --git a/src/test/java/de/ids_mannheim/korap/misc/ScopesTest.java b/src/test/java/de/ids_mannheim/korap/misc/ScopesTest.java
deleted file mode 100644
index ad92c36..0000000
--- a/src/test/java/de/ids_mannheim/korap/misc/ScopesTest.java
+++ /dev/null
@@ -1,16 +0,0 @@
-package de.ids_mannheim.korap.misc;
-
-import org.junit.jupiter.api.Test;
-
-/**
- * @author hanl
- * @date 20/01/2016
- */
-public class ScopesTest {
-
-    @Test
-    public void testScopes () {}
-
-    @Test
-    public void testOpenIDScopes () {}
-}
diff --git a/src/test/java/de/ids_mannheim/korap/misc/SerializationTest.java b/src/test/java/de/ids_mannheim/korap/misc/SerializationTest.java
deleted file mode 100644
index dd4ca5b..0000000
--- a/src/test/java/de/ids_mannheim/korap/misc/SerializationTest.java
+++ /dev/null
@@ -1,23 +0,0 @@
-package de.ids_mannheim.korap.misc;
-
-import org.junit.jupiter.api.Disabled;
-import org.junit.jupiter.api.Test;
-
-/**
- * @author hanl
- * @date 21/01/2016
- */
-@Disabled
-public class SerializationTest {
-
-    @Test
-    public void testSettingsObject () {
-        // String t = "poliqarp_test";
-        // UserSettings s = new UserSettings();
-        // Map map = s.toObjectMap();
-        // map.put(Attributes.QUERY_LANGUAGE, t);
-        // s.updateObjectSettings(map);
-        // 
-        // assert s.getQueryLanguage().equals(t);
-    }
-}
diff --git a/src/test/java/de/ids_mannheim/korap/misc/ServiceSuite.java b/src/test/java/de/ids_mannheim/korap/misc/ServiceSuite.java
deleted file mode 100644
index ac2c8a1..0000000
--- a/src/test/java/de/ids_mannheim/korap/misc/ServiceSuite.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package de.ids_mannheim.korap.misc;
-
-/**
- * @author hanl
- * @date 29/02/2016
- */
-public class ServiceSuite {}
diff --git a/src/test/java/de/ids_mannheim/korap/misc/TestNullableSqls.java b/src/test/java/de/ids_mannheim/korap/misc/TestNullableSqls.java
deleted file mode 100644
index 8fcb1d0..0000000
--- a/src/test/java/de/ids_mannheim/korap/misc/TestNullableSqls.java
+++ /dev/null
@@ -1,7 +0,0 @@
-package de.ids_mannheim.korap.misc;
-
-/**
- * @author hanl
- * @date 30/01/2016
- */
-public class TestNullableSqls {}