diff --git a/pagetop/src/base/component/block.rs b/pagetop/src/base/component/block.rs
index e75981cd..727ff86e 100644
--- a/pagetop/src/base/component/block.rs
+++ b/pagetop/src/base/component/block.rs
@@ -46,7 +46,7 @@ impl PageComponent for Block {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/chunck.rs b/pagetop/src/base/component/chunck.rs
index 9476e9d8..e0613d3b 100644
--- a/pagetop/src/base/component/chunck.rs
+++ b/pagetop/src/base/component/chunck.rs
@@ -29,7 +29,7 @@ impl PageComponent for Chunck {
         html! { (*self.html()) }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/container.rs b/pagetop/src/base/component/container.rs
index 553d1bae..86e907a9 100644
--- a/pagetop/src/base/component/container.rs
+++ b/pagetop/src/base/component/container.rs
@@ -73,7 +73,7 @@ impl PageComponent for Container {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/form/button.rs b/pagetop/src/base/component/form/button.rs
index f6926233..7f7ada99 100644
--- a/pagetop/src/base/component/form/button.rs
+++ b/pagetop/src/base/component/form/button.rs
@@ -66,7 +66,7 @@ impl PageComponent for Button {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/form/date.rs b/pagetop/src/base/component/form/date.rs
index 0aa77a93..a062630d 100644
--- a/pagetop/src/base/component/form/date.rs
+++ b/pagetop/src/base/component/form/date.rs
@@ -85,7 +85,7 @@ impl PageComponent for Date {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/form/form.rs b/pagetop/src/base/component/form/form.rs
index 5d41d4bc..0470436f 100644
--- a/pagetop/src/base/component/form/form.rs
+++ b/pagetop/src/base/component/form/form.rs
@@ -55,7 +55,7 @@ impl PageComponent for Form {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/form/hidden.rs b/pagetop/src/base/component/form/hidden.rs
index a9ccbd47..6e3edecc 100644
--- a/pagetop/src/base/component/form/hidden.rs
+++ b/pagetop/src/base/component/form/hidden.rs
@@ -29,7 +29,7 @@ impl PageComponent for Hidden {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/form/input.rs b/pagetop/src/base/component/form/input.rs
index 0bb5502d..01158ac5 100644
--- a/pagetop/src/base/component/form/input.rs
+++ b/pagetop/src/base/component/form/input.rs
@@ -113,7 +113,7 @@ impl PageComponent for Input {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/grid/column.rs b/pagetop/src/base/component/grid/column.rs
index 0e017f14..59948416 100644
--- a/pagetop/src/base/component/grid/column.rs
+++ b/pagetop/src/base/component/grid/column.rs
@@ -41,7 +41,7 @@ impl PageComponent for Column {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/grid/row.rs b/pagetop/src/base/component/grid/row.rs
index 9e48d34e..15b87cef 100644
--- a/pagetop/src/base/component/grid/row.rs
+++ b/pagetop/src/base/component/grid/row.rs
@@ -41,7 +41,7 @@ impl PageComponent for Row {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/image.rs b/pagetop/src/base/component/image.rs
index d2fc2caf..0b4b4168 100644
--- a/pagetop/src/base/component/image.rs
+++ b/pagetop/src/base/component/image.rs
@@ -38,7 +38,7 @@ impl PageComponent for Image {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/base/component/menu.rs b/pagetop/src/base/component/menu.rs
index 2ca9be57..e5fb46cf 100644
--- a/pagetop/src/base/component/menu.rs
+++ b/pagetop/src/base/component/menu.rs
@@ -68,7 +68,7 @@ impl PageComponent for MenuItem {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
@@ -226,7 +226,7 @@ impl PageComponent for Menu {
         }
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent {
+    fn as_any(&self) -> &dyn AnyComponent {
         self
     }
 
diff --git a/pagetop/src/response/page/component.rs b/pagetop/src/response/page/component.rs
index fb57f2ef..e4d6b61c 100644
--- a/pagetop/src/response/page/component.rs
+++ b/pagetop/src/response/page/component.rs
@@ -42,7 +42,7 @@ pub trait PageComponent: AnyComponent + Send + Sync {
         html! {}
     }
 
-    fn as_any(&mut self) -> &dyn AnyComponent;
+    fn as_any(&self) -> &dyn AnyComponent;
 
     fn as_mut_any(&mut self) -> &mut dyn AnyComponent;
 }