Index: Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsPlugin.cs
===================================================================
diff -u -r9d5f42a34e94425c8a21ba8fcf0e33b41b78ff69 -r53bfde12ab449eba06567e6ff64627faec1d8026
--- Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsPlugin.cs	(.../RingtoetsPlugin.cs)	(revision 9d5f42a34e94425c8a21ba8fcf0e33b41b78ff69)
+++ Ringtoets/Integration/src/Ringtoets.Integration.Plugin/RingtoetsPlugin.cs	(.../RingtoetsPlugin.cs)	(revision 53bfde12ab449eba06567e6ff64627faec1d8026)
@@ -709,17 +709,29 @@
                 ContextMenuStrip = HydraulicBoundaryDatabaseContextMenuStrip
             };
 
+            yield return new TreeNodeInfo<DesignWaterLevelLocationsGroupContext>
+            {
+                Text = context => RingtoetsFormsResources.DesignWaterLevelLocationsContext_DisplayName,
+                Image = context => RingtoetsCommonFormsResources.GeneralFolderIcon
+            };
+
             yield return new TreeNodeInfo<DesignWaterLevelLocationsContext>
             {
-                Text = designWaterLevel => RingtoetsFormsResources.DesignWaterLevelLocationsContext_DisplayName,
-                Image = designWaterLevel => RingtoetsCommonFormsResources.GeneralFolderIcon,
+                Text = context => RingtoetsFormsResources.DesignWaterLevelLocationsContext_DisplayName,
+                Image = context => RingtoetsCommonFormsResources.GenericInputOutputIcon,
                 ContextMenuStrip = DesignWaterLevelLocationsContextMenuStrip
             };
 
+            yield return new TreeNodeInfo<WaveHeightLocationsGroupContext>
+            {
+                Text = context => RingtoetsFormsResources.WaveHeightLocationsContext_DisplayName,
+                Image = context => RingtoetsCommonFormsResources.GeneralFolderIcon
+            };
+
             yield return new TreeNodeInfo<WaveHeightLocationsContext>
             {
-                Text = waveHeight => RingtoetsFormsResources.WaveHeightLocationsContext_DisplayName,
-                Image = waveHeight => RingtoetsCommonFormsResources.GeneralFolderIcon,
+                Text = context => RingtoetsFormsResources.WaveHeightLocationsContext_DisplayName,
+                Image = context => RingtoetsCommonFormsResources.GenericInputOutputIcon,
                 ContextMenuStrip = WaveHeightLocationsContextMenuStrip
             };