diff --git a/src/widgets/capture/capturewidget.cpp b/src/widgets/capture/capturewidget.cpp
index d67f182f..1dd9db40 100644
--- a/src/widgets/capture/capturewidget.cpp
+++ b/src/widgets/capture/capturewidget.cpp
@@ -794,7 +794,7 @@ void CaptureWidget::moveSelection(QPoint p)
 
 void CaptureWidget::updateThickness(int thickness)
 {
-    m_context.thickness = qBound(1, thickness, 100);
+    m_context.thickness = qBound(1, thickness, maxDrawThickness);
 
     QPoint topLeft =
       QGuiAppCurrentScreen().currentScreen()->geometry().topLeft();
@@ -1290,7 +1290,7 @@ void CaptureWidget::removeToolObject(int index)
 
 void CaptureWidget::setDrawThickness(const int& t)
 {
-    m_context.thickness = qBound(1, t, 100);
+    m_context.thickness = qBound(1, t, maxDrawThickness);
     // save draw thickness for text and other tool separately
     if (m_activeButton) {
         if (m_activeButton->tool() &&
diff --git a/src/widgets/panel/sidepanelwidget.cpp b/src/widgets/panel/sidepanelwidget.cpp
index 017b2c6f..cbd7d7d3 100644
--- a/src/widgets/panel/sidepanelwidget.cpp
+++ b/src/widgets/panel/sidepanelwidget.cpp
@@ -32,7 +32,7 @@ SidePanelWidget::SidePanelWidget(QPixmap* p, QWidget* parent)
 
     QFormLayout* colorForm = new QFormLayout();
     m_thicknessSlider = new QSlider(Qt::Horizontal);
-    m_thicknessSlider->setRange(1, 100);
+    m_thicknessSlider->setRange(1, maxDrawThickness);
     m_thicknessSlider->setValue(m_thickness);
     m_colorLabel = new QLabel();
     m_colorLabel->setSizePolicy(QSizePolicy::Expanding, QSizePolicy::Fixed);
@@ -105,7 +105,7 @@ void SidePanelWidget::updateColorNoWheel(const QColor& c)
 
 void SidePanelWidget::updateThickness(const int& t)
 {
-    m_thickness = qBound(0, t, 100);
+    m_thickness = qBound(0, t, maxDrawThickness);
     m_thicknessSlider->setValue(m_thickness);
 }
 
diff --git a/src/widgets/panel/sidepanelwidget.h b/src/widgets/panel/sidepanelwidget.h
index b8f00f51..c783b8dc 100644
--- a/src/widgets/panel/sidepanelwidget.h
+++ b/src/widgets/panel/sidepanelwidget.h
@@ -14,6 +14,8 @@ class ColorGrabWidget;
 class QColorPickingEventFilter;
 class QSlider;
 
+constexpr int maxDrawThickness = 50;
+
 class SidePanelWidget : public QWidget
 {
     Q_OBJECT