diff --git a/Pdf4QtEditorPlugins/DimensionsPlugin/settingsdialog.cpp b/Pdf4QtEditorPlugins/DimensionsPlugin/settingsdialog.cpp
index fce5773..658ab5d 100644
--- a/Pdf4QtEditorPlugins/DimensionsPlugin/settingsdialog.cpp
+++ b/Pdf4QtEditorPlugins/DimensionsPlugin/settingsdialog.cpp
@@ -1,4 +1,4 @@
-//    Copyright (C) 2020-2021 Jakub Melka
+//    Copyright (C) 2020-2025 Jakub Melka
 //
 //    This file is part of PDF4QT.
 //
@@ -37,7 +37,7 @@ SettingsDialog::SettingsDialog(QWidget* parent, DimensionUnit& lengthUnit, Dimen
     initComboBox(m_areaUnits, m_areaUnit, ui->areasComboBox);
     initComboBox(m_angleUnits, m_angleUnit, ui->anglesComboBox);
 
-    setMinimumSize(pdf::PDFWidgetUtils::scaleDPI(this, QSize(320, 160)));
+    setMinimumSize(pdf::PDFWidgetUtils::scaleDPI(this, QSize(320, 240)));
     pdf::PDFWidgetUtils::style(this);
 }
 
diff --git a/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.cpp b/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.cpp
index d9c480b..c3ef089 100644
--- a/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.cpp
+++ b/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.cpp
@@ -42,7 +42,7 @@ SettingsDialog::SettingsDialog(QWidget* parent, const pdf::PDFCMSSettings& setti
     ui->cmsProofingColorProfileComboBox->setCurrentIndex(ui->cmsProofingColorProfileComboBox->findData(m_settings.softProofingProfile));
     ui->outOfGamutColorEdit->setText(m_settings.outOfGamutColor.name(QColor::HexRgb));
 
-    setMinimumSize(pdf::PDFWidgetUtils::scaleDPI(this, QSize(320, 160)));
+    setMinimumSize(pdf::PDFWidgetUtils::scaleDPI(this, QSize(320, 240)));
     pdf::PDFWidgetUtils::style(this);
 }
 
diff --git a/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.h b/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.h
index 228e294..6d67693 100644
--- a/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.h
+++ b/Pdf4QtEditorPlugins/SoftProofingPlugin/settingsdialog.h
@@ -18,7 +18,6 @@
 #ifndef SETTINGSDIALOG_H
 #define SETTINGSDIALOG_H
 
-#include "softproofingplugin.h"
 #include "pdfcms.h"
 
 #include <QDialog>
diff --git a/RELEASES.txt b/RELEASES.txt
index 5030f50..24e2e54 100644
--- a/RELEASES.txt
+++ b/RELEASES.txt
@@ -1,4 +1,5 @@
 CURRENT:
+ - Issue #254: Unit Settings default window size too small
  - Issue #248: update version and year in Help > About page
  - Issue #247: option to hide cross when adding annotations