diff --git a/src/Mod/CAM/Gui/Resources/panels/PageOpWaterlineEdit.ui b/src/Mod/CAM/Gui/Resources/panels/PageOpWaterlineEdit.ui
index aef29eb173..4b1036a8df 100644
--- a/src/Mod/CAM/Gui/Resources/panels/PageOpWaterlineEdit.ui
+++ b/src/Mod/CAM/Gui/Resources/panels/PageOpWaterlineEdit.ui
@@ -70,7 +70,7 @@
       <item row="0" column="1">
        <widget class="QComboBox" name="algorithmSelect">
         <property name="toolTip">
-         <string>Select the algorithm to use: 'OCL Dropcutter*', or 'Experimental' (not OCL based).</string>
+         <string>Select the algorithm to use: 'OCL Dropcutter*', 'OCL Adaptive*' or 'Experimental' (not OCL based).</string>
         </property>
        </widget>
       </item>