diff --git a/src/panels/config/users/dialog-user-detail.ts b/src/panels/config/users/dialog-user-detail.ts
index 7e7e95c97c..e68a1ac8ff 100644
--- a/src/panels/config/users/dialog-user-detail.ts
+++ b/src/panels/config/users/dialog-user-detail.ts
@@ -133,7 +133,9 @@ class DialogUserDetail extends LitElement {
           <mwc-button
             class="warning"
             @click=${this._deleteEntry}
-            .disabled=${this._submitting || user.system_generated}
+            .disabled=${this._submitting ||
+            user.system_generated ||
+            user.is_owner}
           >
             ${this.hass!.localize("ui.panel.config.users.editor.delete_user")}
           </mwc-button>