diff --git a/src/main/java/org/lobid/resources/run/CulturegraphXmlFilterHbzRvkToCsv.java b/src/main/java/org/lobid/resources/run/CulturegraphXmlFilterHbzRvkToTsv.java
similarity index 93%
rename from src/main/java/org/lobid/resources/run/CulturegraphXmlFilterHbzRvkToCsv.java
rename to src/main/java/org/lobid/resources/run/CulturegraphXmlFilterHbzRvkToTsv.java
index dcbbdbbf1..c4e7c895f 100644
--- a/src/main/java/org/lobid/resources/run/CulturegraphXmlFilterHbzRvkToCsv.java
+++ b/src/main/java/org/lobid/resources/run/CulturegraphXmlFilterHbzRvkToTsv.java
@@ -21,8 +21,8 @@
  * @author Pascal Christoph (dr0i)
  * @author Tobias Bülte (TobiasNx)
  **/
-public final class CulturegraphXmlFilterHbzRvkToCsv {
-	private static String OUTPUT_FILE="cg-concordance.tsv";
+public final class CulturegraphXmlFilterHbzRvkToTsv {
+	private static String OUTPUT_FILE="rvk.tsv";
 
 	public static void main(String... args) {
 		String XML_INPUT_FILE = new File(args[0]).getAbsolutePath();
@@ -38,7 +38,7 @@ public static void main(String... args) {
 
 		try {
 			opener.setReceiver(new XmlDecoder()).setReceiver(new MarcXmlHandler())
-					.setReceiver(new Metafix("src/main/resources/rvk/cg-to-rvk-csv.fix"))
+					.setReceiver(new Metafix("src/main/resources/rvk/cg-to-rvk-tsv.fix"))
 					.setReceiver(new JsonEncoder())
 					.setReceiver(jsonDecoder)
 					.setReceiver(csvEncoder)
diff --git a/src/main/resources/rvk/cg-to-rvk-csv.fix b/src/main/resources/rvk/cg-to-rvk-tsv.fix
similarity index 100%
rename from src/main/resources/rvk/cg-to-rvk-csv.fix
rename to src/main/resources/rvk/cg-to-rvk-tsv.fix
diff --git a/src/test/java/UnitTests.java b/src/test/java/UnitTests.java
index 7a792da4b..abde62b96 100644
--- a/src/test/java/UnitTests.java
+++ b/src/test/java/UnitTests.java
@@ -13,7 +13,7 @@
 @Suite.SuiteClasses({
     TestGenerateContext.class,
     org.lobid.resources.AlmaMarc21XmlToLobidJsonMetafixTest.class,
-    org.lobid.resources.CulturegraphXmlFilterHbzRvkToCsvTest.class,
+    org.lobid.resources.CulturegraphXmlFilterHbzRvkToTsvTest.class,
     org.lobid.resources.CulturegraphXmlFilterHbzToJsonTest.class})
 
 public final class UnitTests {
diff --git a/src/test/java/org/lobid/resources/CulturegraphXmlFilterHbzRvkToCsvTest.java b/src/test/java/org/lobid/resources/CulturegraphXmlFilterHbzRvkToTsvTest.java
similarity index 78%
rename from src/test/java/org/lobid/resources/CulturegraphXmlFilterHbzRvkToCsvTest.java
rename to src/test/java/org/lobid/resources/CulturegraphXmlFilterHbzRvkToTsvTest.java
index d372f71bd..9e7d49481 100644
--- a/src/test/java/org/lobid/resources/CulturegraphXmlFilterHbzRvkToCsvTest.java
+++ b/src/test/java/org/lobid/resources/CulturegraphXmlFilterHbzRvkToTsvTest.java
@@ -11,7 +11,7 @@
 import org.slf4j.LoggerFactory;
 
 import org.junit.Test;
-import org.lobid.resources.run.CulturegraphXmlFilterHbzRvkToCsv;
+import org.lobid.resources.run.CulturegraphXmlFilterHbzRvkToTsv;
 
 /**
  * Test of filtering resources with hbz holdings from culturegraph MARCXML,
@@ -19,10 +19,10 @@
  *
  * @author Pascal Christoph(dr0i)
  **/
-public final class CulturegraphXmlFilterHbzRvkToCsvTest {
+public final class CulturegraphXmlFilterHbzRvkToTsvTest {
 
 	private static final Logger LOG =
-			LoggerFactory.getLogger(CulturegraphXmlFilterHbzRvkToCsvTest.class);
+			LoggerFactory.getLogger(CulturegraphXmlFilterHbzRvkToTsvTest.class);
 
 	private static final String PATH_TO_TEST = "src/test/resources/";
 	public static final String OUTPUT_FILE =
@@ -33,7 +33,7 @@ public final class CulturegraphXmlFilterHbzRvkToCsvTest {
 	@SuppressWarnings("static-method")
 	@Test
 	public void testExtractLookupTableFromCgAsHbzRvk() {
-		CulturegraphXmlFilterHbzRvkToCsv.main(PATH_TO_TEST + XML_INPUT_FILE,
+		CulturegraphXmlFilterHbzRvkToTsv.main(PATH_TO_TEST + XML_INPUT_FILE,
 				OUTPUT_FILE);
 	}