diff --git a/src/apps/viewer/index.html b/src/apps/viewer/index.html
index c05ed16bc5b439ae7ad931c55acc3366afb10541..fb7c3d595e358c930d36863c0af60e11e8878eb6 100644
--- a/src/apps/viewer/index.html
+++ b/src/apps/viewer/index.html
@@ -50,14 +50,14 @@
 
             var disableAntialiasing = getParam('disable-antialiasing', '[^&]+').trim() === '1';
             var pixelScale = parseFloat(getParam('pixel-scale', '[^&]+').trim() || '1');
-            var enableWboit = getParam('enable-wboit', '[^&]+').trim() === '1';
+            var disableWboit = getParam('disable-wboit', '[^&]+').trim() === '1';
             var hideControls = getParam('hide-controls', '[^&]+').trim() === '1';
             var pdbProvider = getParam('pdb-provider', '[^&]+').trim().toLowerCase();
             var emdbProvider = getParam('emdb-provider', '[^&]+').trim().toLowerCase();
             var viewer = new molstar.Viewer('app', {
                 disableAntialiasing: disableAntialiasing,
                 pixelScale: pixelScale,
-                enableWboit: enableWboit,
+                enableWboit: !disableWboit,
                 layoutShowControls: !hideControls,
                 viewportShowExpand: false,
                 pdbProvider: pdbProvider || 'pdbe',
diff --git a/src/apps/viewer/index.ts b/src/apps/viewer/index.ts
index e5be24f00fd358850360a6498fc432e2ad1ee98a..4c49970a98ccaa567b4e10c32d68030c2c52fbf4 100644
--- a/src/apps/viewer/index.ts
+++ b/src/apps/viewer/index.ts
@@ -69,7 +69,7 @@ const DefaultViewerOptions = {
     layoutShowLeftPanel: true,
     disableAntialiasing: false,
     pixelScale: 1,
-    enableWboit: false,
+    enableWboit: true,
 
     viewportShowExpand: PluginConfig.Viewport.ShowExpand.defaultValue,
     viewportShowControls: PluginConfig.Viewport.ShowControls.defaultValue,