diff --git a/src/gui_qt/lib/utils.py b/src/gui_qt/lib/utils.py
index e440bbf..322fa24 100644
--- a/src/gui_qt/lib/utils.py
+++ b/src/gui_qt/lib/utils.py
@@ -1,5 +1,6 @@
 from __future__ import annotations
 
+import sys
 from functools import lru_cache
 from os import getenv, stat
 from os.path import exists
@@ -13,6 +14,8 @@ import requests
 from numpy import linspace
 from scipy.interpolate import interp1d
 
+from nmreval.lib.logger import logger
+
 from ..Qt import QtGui, QtWidgets, QtCore
 
 
@@ -109,6 +112,7 @@ class UpdateDialog(QtWidgets.QDialog):
         self.setLayout(layout)
 
     def look_for_updates(self, filename=None):
+        logger.info(f'Looking for updates, compare to file {filename}')
         # Download zsync file of latest Appimage, look for SHA-1 hash and compare with hash of AppImage
         is_updateble, m_time_file, m_time_zsync = self.updater.get_update_information(filename)
 
@@ -193,6 +197,7 @@ class Downloader(QtCore.QObject):
 
     @QtCore.pyqtSlot(list)
     def run_download(self, args: list[str]):
+        logger.info(f'Download with args {args}')
         process = subprocess.Popen(['zsync'] + args, stdout=subprocess.PIPE, stderr=subprocess.PIPE, bufsize=1, universal_newlines=True)
         while True:
             nextline = process.stdout.readline().strip()
@@ -268,6 +273,9 @@ class Updater:
         m_time_zsync, checksum_zsync, appname = Updater.get_zsync()
         m_time_file, checksum_file = Updater.get_appimage_info(filename)
 
+        logger.info(f'zsync information {m_time_zsync}, {checksum_zsync}, {appname}')
+        logger.info(f'file information {m_time_file}, {checksum_zsync}')
+
         if not ((checksum_file is not None) and (checksum_zsync is not None)):
             return None, m_time_file, m_time_zsync
         else:
diff --git a/src/nmreval/lib/logger.py b/src/nmreval/lib/logger.py
index e920f8b..8ab8caf 100644
--- a/src/nmreval/lib/logger.py
+++ b/src/nmreval/lib/logger.py
@@ -7,7 +7,7 @@ ERROR_LOG = config_paths() / 'errors.log'
 # initialize logger stuff
 FORMAT = '%(asctime)s - %(levelname)s - %(name)s : %(message)s'
 DATEFMT = '%d/%m/%Y %H:%M:%S'
-LEVEL = logging.ERROR
+LEVEL = logging.INFO
 myformatter = logging.Formatter(fmt=FORMAT, datefmt=DATEFMT)
 
 logging.basicConfig(level=LEVEL, format=FORMAT, datefmt=DATEFMT)