diff --git a/bigbluebutton-client/src/org/bigbluebutton/modules/whiteboard/views/WhiteboardToolbar.mxml b/bigbluebutton-client/src/org/bigbluebutton/modules/whiteboard/views/WhiteboardToolbar.mxml
index 4e210ad240..ec0833f5d4 100755
--- a/bigbluebutton-client/src/org/bigbluebutton/modules/whiteboard/views/WhiteboardToolbar.mxml
+++ b/bigbluebutton-client/src/org/bigbluebutton/modules/whiteboard/views/WhiteboardToolbar.mxml
@@ -318,7 +318,7 @@ with BigBlueButton; if not, see <http://www.gnu.org/licenses/>.
 	<mx:Image source="{thick_icon}" horizontalAlign="center" width="30" visible="{showWhiteboardToolbar}"/>
 	<mx:VSlider height="50" id="sld" change="changeThickness(event)" visible="{showWhiteboardToolbar}"
 				toolTip="{ResourceUtil.getInstance().getString('bbb.highlighter.toolbar.thickness')}" 
-				minimum="2" maximum="30" 
+				minimum="1" maximum="30" 
 				useHandCursor="true" value="2" showDataTip="true" snapInterval="1" dataTipOffset="0" labelOffset="0" />
 	<mx:Image source="{thin_icon}" horizontalAlign="center" width="30" visible="{showWhiteboardToolbar}"/>