diff --git a/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/GenerateJsonSchema.java b/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/GenerateJsonSchema.java
index 7780a7f4ab..803ae0416a 100644
--- a/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/GenerateJsonSchema.java
+++ b/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/GenerateJsonSchema.java
@@ -1,13 +1,15 @@
 
 package eu.dnetlib.dhp.oa.graph.dump;
 
-import eu.dnetlib.dhp.schema.dump.oaf.graph.*;
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
 import com.fasterxml.jackson.databind.JsonNode;
 import com.github.victools.jsonschema.generator.*;
 
+import eu.dnetlib.dhp.schema.dump.oaf.graph.*;
 
+@Disabled
 public class GenerateJsonSchema {
 
 	@Test
diff --git a/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/MakeTarTest.java b/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/MakeTarTest.java
index 4d1ecfbc6b..0de4c8338a 100644
--- a/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/MakeTarTest.java
+++ b/dhp-workflows/dhp-graph-mapper/src/test/java/eu/dnetlib/dhp/oa/graph/dump/MakeTarTest.java
@@ -7,8 +7,10 @@ import java.nio.file.Files;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.*;
 import org.junit.jupiter.api.BeforeAll;
+import org.junit.jupiter.api.Disabled;
 import org.junit.jupiter.api.Test;
 
+@Disabled
 public class MakeTarTest {
 	private static String workingDir;