diff --git a/annotation/src/main/java/lcsb/mapviewer/annotation/services/MiRNAParser.java b/annotation/src/main/java/lcsb/mapviewer/annotation/services/MiRNAParser.java
index 14f4b72d693242868b04ea53e3df93353363789a..61f2f022e53ba6dc01f8c4b0948af8768a80523d 100644
--- a/annotation/src/main/java/lcsb/mapviewer/annotation/services/MiRNAParser.java
+++ b/annotation/src/main/java/lcsb/mapviewer/annotation/services/MiRNAParser.java
@@ -251,17 +251,21 @@ public class MiRNAParser extends CachableInterface implements IExternalService {
   private InputStream getSourceInputStream() throws IOException {
     if (this.sourceInputStream == null) {
       this.sourceInputStream = new ByteArrayOutputStream();
-
       if (!bigFileCache.isCached(URL_SOURCE_DATABASE)) {
+        logger.debug("downloading xls file with mirna");
         try {
           bigFileCache.downloadFile(URL_SOURCE_DATABASE, false, new IProgressUpdater() {
             @Override
             public void setProgress(double progress) {
+              logger.debug("Progress: " + progress);
             }
           });
         } catch (URISyntaxException e) {
           throw new IOException("Problem with downloading file: " + URL_SOURCE_DATABASE, e);
         }
+        logger.debug("File downloaded");
+      } else {
+        logger.debug("xls file with mirna in cache");
       }
       String filename = bigFileCache.getAbsolutePathForFile(URL_SOURCE_DATABASE);
       byte[] buffer = new byte[BUFFER_SIZE];