diff --git a/src/Filament/Resources/IncidentResource.php b/src/Filament/Resources/IncidentResource.php
index eecb9f1e..f97ff97c 100644
--- a/src/Filament/Resources/IncidentResource.php
+++ b/src/Filament/Resources/IncidentResource.php
@@ -168,7 +168,10 @@ public static function table(Table $table): Table
                     ->form([
                         Forms\Components\MarkdownEditor::make('message')
                             ->label(__('cachet::incident.record_update.form.message_label'))
-                            ->required(),
+                            ->required()
+                            ->minHeight('200px')
+                            ->maxHeight('300px')
+                            ->columnSpanFull(),
                         Forms\Components\ToggleButtons::make('status')
                             ->label(__('cachet::incident.record_update.form.status_label'))
                             ->options(IncidentStatusEnum::class)
diff --git a/src/Filament/Resources/UpdateResource/RelationManagers/UpdatesRelationManager.php b/src/Filament/Resources/UpdateResource/RelationManagers/UpdatesRelationManager.php
index 7048a5b8..a45eb727 100644
--- a/src/Filament/Resources/UpdateResource/RelationManagers/UpdatesRelationManager.php
+++ b/src/Filament/Resources/UpdateResource/RelationManagers/UpdatesRelationManager.php
@@ -20,6 +20,8 @@ public function form(Form $form): Form
                 Forms\Components\MarkdownEditor::make('message')
                     ->label(__('Message'))
                     ->required()
+                    ->minHeight('200px')
+                    ->maxHeight('300px')
                     ->columnSpanFull(),
                 Forms\Components\Select::make('user_id')
                     ->label(__('User'))