diff --git a/components/display-messages/chat/index.qmd b/components/display-messages/chat/index.qmd
index e712e17a..92d594bb 100644
--- a/components/display-messages/chat/index.qmd
+++ b/components/display-messages/chat/index.qmd
@@ -17,7 +17,7 @@ listing:
     shinylive: https://shinylive.io/py/editor/#code=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
   - title: Core
     file: app-core.py
-    shinylive: https://shinylive.io/py/editor/#code=NobwRAdghgtgpmAXGKAHVA6VBPMAaMAYwHsIAXOcpMAMwCdiYACAZwAsBLCbJjmVYnTJMAgujxMArhwA6EOWlQB9aUwC8UjligBzOEpocANkagAjI3AAUcpnc3aIcI0rIcylm2AASzo8SYAZU5uJgBhNigyGTAASjxbe2kMQkiyFQ4vVKiY+LsAYiYAHiLEu0MTc0slGGIzYzg1ABU6STgEiFi5bogAEzgaVjg6ADdhqy5USTJYxDKmQrC6OCi4JigmbOEuFjIoCEI1-d6mXo4WVFMed3mt9QcIqInetRit3ILi0vkIewWmAAiAy4R02UBMZighAA1kwyAFWr8AO5sShw1FSFjDViSMwwdwsdZMeAsFi6ODzAACWwwpBUWLoShYuPxwn+JXmUBY2AOpwGTCUVlmnw5vz+9kKgT4lx4cFSATIGMkDIA5ITJtMmJCYXCFaiYPM-lAkVB3Js0hhFJRejU4KTyVYaDEAJrESSsU29RBMEA05XDJQashCgC+H3Z3x6inuYlQVkUGQkDLGdC6EDAIYAukA
+    shinylive: https://shinylive.io/py/editor/#code=NobwRAdghgtgpmAXAAjFADugdOgnmAGlQGMB7CAFzkqVQDMAnUmZAZwAsBLCXZTmdKQYVkAQUxEArpwA6EORnQB9acgC8yaTigBzOErqcANkagAjI3AAUc5Hc2dtEOEaUVOFSzbAAJF0dJkAGUuHmQAYXYoChkwAEoCW3stYiiKFU5vVOjYhLsAYmQAHiKku0MTc0slGFIzYzg1ABUGSThEiDi5bogAEzg6NjgGADdhq250SQo4xDLkQvCGOGi4ZChkbJFuVgooCGI1-d7kXs5WdFNeD3mt9QcsSOiJ3rVYrdyC4tL5CHsF5AAEQG3COmygJjMUGIAGtkBRAq0-gB3djUeFozSsYZsSRmGAeVjrZDwVisXRweYAAS2WHIKmxDCUrDxBJEAJK8ygrFwB1OA2QSissy+nL+-3shSC-EuvDgqUCFExkkZAHIiZNpsgobD4Yq0TB5v8oMioB5NmksIpqL0anAyRSrHRYgBNUiSNhm3ooEC0lXDJSaijCgC+nw5Px6inu4nQVkUGSIjLGDC6EEIqAouHQCBQYCoAA8KGAQwBdIA
 - id: relevant-functions
   template: ../../_partials/components-detail-relevant-functions.ejs
   template-params:
diff --git a/layouts/arrange/app-fillable-core.py b/layouts/arrange/app-fillable-core.py
index 5f4df2c1..83d23219 100644
--- a/layouts/arrange/app-fillable-core.py
+++ b/layouts/arrange/app-fillable-core.py
@@ -4,12 +4,10 @@
 
 app_ui = ui.page_fillable(  # <<
     ui.layout_sidebar(
-        ui.panel_sidebar(
+        ui.sidebar(
             ui.input_slider("n", "N", 0, 100, 20),
         ),
-        ui.panel_main(
-            ui.output_plot("histogram", height="100%"),  # <<
-        ),
+        ui.output_plot("histogram", height="100%"),  # <<
     ),
 )  # <<
 
diff --git a/layouts/arrange/app-page-fixed-core.py b/layouts/arrange/app-page-fixed-core.py
index a17597ee..6c268e59 100644
--- a/layouts/arrange/app-page-fixed-core.py
+++ b/layouts/arrange/app-page-fixed-core.py
@@ -4,12 +4,10 @@
 
 app_ui = ui.page_fixed(  # <<
     ui.layout_sidebar(
-        ui.panel_sidebar(
+        ui.sidebar(
             ui.input_slider("n", "N", 0, 100, 20),
         ),
-        ui.panel_main(
-            ui.output_plot("histogram"),
-        ),
+        ui.output_plot("histogram"),
     ),
 )  # <<
 
diff --git a/layouts/arrange/app-page-fluid-core.py b/layouts/arrange/app-page-fluid-core.py
index 95d04701..1bcfef49 100644
--- a/layouts/arrange/app-page-fluid-core.py
+++ b/layouts/arrange/app-page-fluid-core.py
@@ -4,12 +4,10 @@
 
 app_ui = ui.page_fluid(  # <<
     ui.layout_sidebar(
-        ui.panel_sidebar(
+        ui.sidebar(
             ui.input_slider("n", "N", 0, 100, 20),
         ),
-        ui.panel_main(
-            ui.output_plot("histogram"),
-        ),
+        ui.output_plot("histogram"),
     ),
 )  # <<