diff --git a/packages/split-button/src/SplitButton.ts b/packages/split-button/src/SplitButton.ts
index b62538870e..fb151f3689 100644
--- a/packages/split-button/src/SplitButton.ts
+++ b/packages/split-button/src/SplitButton.ts
@@ -144,6 +144,7 @@ export class SplitButton extends DropdownBase {
                     @click=${this.onButtonClick}
                     @focus=${this.onButtonFocus}
                     ?disabled=${this.disabled}
+                    aria-label="More"
                 >
                     <sp-icon
                         class="icon ${this.type === 'field'
diff --git a/packages/split-button/test/split-button.test.ts b/packages/split-button/test/split-button.test.ts
index 40320cdd21..b94898b84e 100644
--- a/packages/split-button/test/split-button.test.ts
+++ b/packages/split-button/test/split-button.test.ts
@@ -33,8 +33,8 @@ describe('Splitbutton', () => {
         await elementUpdated(el1);
         await elementUpdated(el2);
 
-        expect(el1).to.be.accessible();
-        expect(el2).to.be.accessible();
+        await expect(el1).to.be.accessible();
+        await expect(el2).to.be.accessible();
     });
     it('loads [type="more"] splitbutton accessibly', async () => {
         const test = await fixture<HTMLDivElement>(moreCta());
@@ -44,8 +44,8 @@ describe('Splitbutton', () => {
         await elementUpdated(el1);
         await elementUpdated(el2);
 
-        expect(el1).to.be.accessible();
-        expect(el2).to.be.accessible();
+        await expect(el1).to.be.accessible();
+        await expect(el2).to.be.accessible();
     });
     it('manages tab interactions', async () => {
         const test = await fixture<HTMLDivElement>(moreCta());