diff --git a/addons/web/static/src/core/commands/command_palette.xml b/addons/web/static/src/core/commands/command_palette.xml
index 24c7510cd29..54b45964a95 100644
--- a/addons/web/static/src/core/commands/command_palette.xml
+++ b/addons/web/static/src/core/commands/command_palette.xml
@@ -6,20 +6,28 @@
       <div t-ref="root">
         <div class="o_command_palette_search input-group mb-2 px-4 py-3 border-bottom">
           <span t-if="state.namespace !== 'default'" class="o_namespace d-flex align-items-center me-1" t-out="state.namespace"/>
-          <input class="form-control border-0 p-0" type="text" data-allow-hotkeys="true" t-att-value="state.searchValue" t-ref="autofocus" t-att-placeholder="state.placeholder" t-on-input="onSearchInput" t-on-keydown="onKeyDown"/>
+          <input class="form-control border-0 p-0" type="text" data-allow-hotkeys="true" t-att-value="state.searchValue" t-ref="autofocus" t-att-placeholder="state.placeholder" t-on-input="onSearchInput" t-on-keydown="onKeyDown"
+              role="combobox"
+              t-attf-aria-activedescendant="o_command_{{state.commands.length ? state.commands.indexOf(state.selectedCommand) : 'empty'}}"
+              aria-expanded="true"
+              aria-autocomplete="list"
+              aria-haspopup="listbox"
+          />
           <div class="input-group-text border-0 bg-transparent">
               <i t-att-title="state.placeholder" role="img"  t-att-aria-label="state.placeholder" class="oi oi-search"/>
           </div>
         </div>
 
-        <div t-ref="listbox" class="o_command_palette_listbox position-relative overflow-auto">
-          <div t-if="!state.commands.length" class="o_command_palette_listbox_empty px-4 py-3 fst-italic" t-out="state.emptyMessage"/>
+        <div t-ref="listbox" role="listbox" class="o_command_palette_listbox position-relative overflow-auto">
+          <div t-if="!state.commands.length" id="o_command_empty" role="option" aria-selected="true" class="o_command_palette_listbox_empty px-4 py-3 fst-italic" t-out="state.emptyMessage"/>
           <t t-if="!isFuzzySearch" t-foreach="commandsByCategory" t-as="category" t-key="category.keyId">
             <div class="o_command_category px-0">
               <span t-if="category.name" class="text-truncate text-uppercase fw-bold fs-6 px-3" t-out="category.name"/>
               <t t-foreach="category.commands" t-as="command" t-key="command.keyId">
                 <t t-set="commandIndex" t-value="state.commands.indexOf(command)"/>
                 <div t-attf-id="o_command_{{commandIndex}}" class="o_command"
+                  role="option"
+                  t-att-aria-selected="state.selectedCommand === command ? 'true' : 'false'"
                   t-att-class="{ focused: state.selectedCommand === command }"
                   t-on-click="(event) => this.onCommandClicked(event, commandIndex)"
                   t-on-mouseenter="() => this.onCommandMouseEnter(commandIndex)"