diff --git a/src/main/java/org/gcube/dataanalysis/dataminer/poolmanager/service/DMPMJob.java b/src/main/java/org/gcube/dataanalysis/dataminer/poolmanager/service/DMPMJob.java
index 5d203e5..744e445 100644
--- a/src/main/java/org/gcube/dataanalysis/dataminer/poolmanager/service/DMPMJob.java
+++ b/src/main/java/org/gcube/dataanalysis/dataminer/poolmanager/service/DMPMJob.java
@@ -70,7 +70,7 @@ public abstract class DMPMJob {
 		File path = new File(worker.getWorkdir() + File.separator + "jobs");
 		path.mkdirs();
 		File n = new File(this.jobLogs + File.separator + this.id);
-		FileOutputStream fos = new FileOutputStream(n);
+		FileOutputStream fos = new FileOutputStream(n, true);
 		PrintStream ps = new PrintStream(fos);
 		return worker.execute(ps);
 ***REMOVED***