diff --git a/sources/editor/ui/elementpropertieseditorwidget.cpp b/sources/editor/ui/elementpropertieseditorwidget.cpp
index 01b4b6497..e04b0bc01 100644
--- a/sources/editor/ui/elementpropertieseditorwidget.cpp
+++ b/sources/editor/ui/elementpropertieseditorwidget.cpp
@@ -20,7 +20,6 @@
 #include "../../qetapp.h"
 #include "../../qetinformation.h"
 #include "ui_elementpropertieseditorwidget.h"
-#include "../../qetinformation.h"
 
 #include <QItemDelegate>
 #include <QComboBox>
@@ -67,15 +66,14 @@ class EditorDelegate : public QItemDelegate
 			const QString key = index.sibling(index.row(), 0)
 									.data(Qt::UserRole).toString();
 
-			if (key == QETInformation::ELMT_WIDTH ||
-				key == QETInformation::ELMT_HEIGHT ||
-				key == QETInformation::ELMT_DEPTH)
+			if (key == QETInformation::ELMT_WIDTH || key == QETInformation::ELMT_HEIGHT || key == QETInformation::ELMT_DEPTH)
 			{
 				auto *line_edit = new QLineEdit(parent);
-				auto *validator = new QDoubleValidator(0.0, 100000.0, 4, line_edit);
-				validator->setNotation(QDoubleValidator::StandardNotation);
-				validator->setLocale(QLocale::c());
+				auto *validator = new QRegularExpressionValidator(
+					QRegularExpression(QStringLiteral(R"(^[0-9]*\.?[0-9]{0,4}$)")), line_edit);
 				line_edit->setValidator(validator);
+				line_edit->setPlaceholderText(tr("ex. 80.5"));
+				line_edit->setToolTip(tr("Nombre décimal avec un point comme séparateur (ex. 80.5)"));
 				return line_edit;
 			}
 
diff --git a/sources/ui/elementinfopartwidget.cpp b/sources/ui/elementinfopartwidget.cpp
index 08da68d63..0132de4ca 100644
--- a/sources/ui/elementinfopartwidget.cpp
+++ b/sources/ui/elementinfopartwidget.cpp
@@ -18,7 +18,9 @@
 #include "elementinfopartwidget.h"
 
 #include "../SearchAndReplace/searchandreplaceworker.h"
+#include "../qetinformation.h"
 #include "ui_elementinfopartwidget.h"
+#include <QRegularExpressionValidator>
 
 #include <utility>
 
@@ -43,6 +45,15 @@ ElementInfoPartWidget::ElementInfoPartWidget(
 	ui->label_->setText(translated_key);
 	ui->m_erase_text->setVisible(false);
 
+	if (key == QETInformation::ELMT_WIDTH || key == QETInformation::ELMT_HEIGHT || key == QETInformation::ELMT_DEPTH)
+	{
+		auto *validator = new QRegularExpressionValidator(
+			QRegularExpression(QStringLiteral(R"(^[0-9]*\.?[0-9]{0,4}$)")), ui->line_edit);
+		ui->line_edit->setValidator(validator);
+		ui->line_edit->setPlaceholderText(tr("ex. 80.5"));
+		ui->line_edit->setToolTip(tr("Nombre décimal avec un point comme séparateur (ex. 80.5)"));
+	}
+
 	connect(ui->line_edit, &QLineEdit::textEdited,
 		this, &ElementInfoPartWidget::textEdited);
 	connect(ui->line_edit, &QLineEdit::textChanged,