diff --git a/src/ReactRenderer.ts b/src/ReactRenderer.ts
index 5f15fe7..cd22340 100644
--- a/src/ReactRenderer.ts
+++ b/src/ReactRenderer.ts
@@ -96,7 +96,7 @@ class ReactRenderer {
   }
 
   list(children: ReactNode, ordered: boolean, start: number | undefined) {
-    return this.#h(ordered ? 'ol' : 'ul', children, ordered ? { start } : {});
+    return this.#h(ordered ? 'ol' : 'ul', children, ordered && start !== 1 ? { start } : {});
   }
 
   listItem(children: ReactNode[]) {
diff --git a/tests/markdown.spec.ts b/tests/markdown.spec.ts
index 2aeaa67..b7da56f 100644
--- a/tests/markdown.spec.ts
+++ b/tests/markdown.spec.ts
@@ -86,7 +86,7 @@ const cases = [
   {
     title: 'render ordered lists',
     markdown: '1. option-1\n2. option-2',
-    html: '<ol start="1"><li>option-1</li><li>option-2</li></ol>',
+    html: '<ol><li>option-1</li><li>option-2</li></ol>',
   },
   {
     title: 'render ordered lists with different start value',