diff --git a/CHANGELOG.md b/CHANGELOG.md
index 83370937..2b1fed52 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,12 @@ All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [0.10.3]
+
+### Improvements
+- UI
+  - using pre-defined sizes for the main window (percentages do not work well with the current UI)
+
 ## [0.10.2] 2022-04-16
 ### Improvements
 - Arch
diff --git a/bauh/view/qt/window.py b/bauh/view/qt/window.py
index 2cb6b538..900b2fda 100755
--- a/bauh/view/qt/window.py
+++ b/bauh/view/qt/window.py
@@ -453,8 +453,8 @@ class ManageWindow(QWidget):
 
         self.thread_load_installed = NotifyInstalledLoaded()
         self.thread_load_installed.signal_loaded.connect(self._finish_loading_installed)
-        self.setMinimumHeight(int(screen_size.height() * 0.5))
-        self.setMinimumWidth(int(screen_size.width() * 0.6))
+        self.setMinimumHeight(550)
+        self.setMinimumWidth(1000)
         self._register_groups()
 
     def _register_groups(self):