diff --git a/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplication.fxml b/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplication.fxml
index 6cb4922..2557795 100644
--- a/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplication.fxml
+++ b/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplication.fxml
@@ -2,11 +2,15 @@
 
 <?import javafx.scene.canvas.Canvas?>
 <?import javafx.scene.control.Button?>
+<?import javafx.scene.control.Tooltip?>
 <?import javafx.scene.layout.Pane?>
 
 <Pane fx:id="mainPane" maxHeight="-Infinity" maxWidth="-Infinity" minHeight="-Infinity" minWidth="-Infinity" prefHeight="653.0" prefWidth="615.0" xmlns="http://javafx.com/javafx/8.0.111" xmlns:fx="http://javafx.com/fxml/1" fx:controller="io.sarl.demos.sierpinski.gui.FXMLViewerController">
    <children>
       <Canvas fx:id="drawZone" height="600.0" layoutX="8.0" layoutY="3.0" rotate="180.0" scaleX="-1.0" width="600.0" />
-      <Button fx:id="multiplyButton" layoutX="14.0" layoutY="612.0" mnemonicParsing="false" onAction="#actionMultiply" text="%DivideButtonText" />
+      <Button fx:id="multiplyButton" layoutX="14.0" layoutY="612.0" mnemonicParsing="false" onAction="#actionMultiply" text="%DivideButtonText">
+         <tooltip>
+            <Tooltip text="%DivideButtonTooltipText" />
+         </tooltip></Button>
    </children>
 </Pane>
diff --git a/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications.properties b/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications.properties
index 994e6af..68d75b3 100644
--- a/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications.properties
+++ b/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications.properties
@@ -1,2 +1,3 @@
 TITLE=SARL Demo: Sierpinski Fractals Animation
-DivideButtonText=Divide
\ No newline at end of file
+DivideButtonText=Subdivide fractals
+DivideButtonTooltipText=Subdivide fractals
\ No newline at end of file
diff --git a/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications_fr.properties b/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications_fr.properties
index d5e49fc..172ea63 100644
--- a/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications_fr.properties
+++ b/src/main/sarl/io/sarl/demos/sierpinski/FractalesFXApplications_fr.properties
@@ -1,2 +1,3 @@
 TITLE=SARL Démo: Animation des Fractales de Sierpinski
-DivideButtonText=Diviser
\ No newline at end of file
+DivideButtonText=Subdiviser les fractales
+DivideButtonTooltipText=Subdivise les fractales
\ No newline at end of file