diff --git a/packages/mgt-components/src/components/mgt-teams-channel-picker/mgt-teams-channel-picker.ts b/packages/mgt-components/src/components/mgt-teams-channel-picker/mgt-teams-channel-picker.ts
index ecb96b9625..1af61e4e4a 100644
--- a/packages/mgt-components/src/components/mgt-teams-channel-picker/mgt-teams-channel-picker.ts
+++ b/packages/mgt-components/src/components/mgt-teams-channel-picker/mgt-teams-channel-picker.ts
@@ -452,7 +452,11 @@ export class MgtTeamsChannelPicker extends MgtTemplatedTaskComponent {
    */
   protected renderDownChevron() {
     return html`
-      <fluent-button appearance="stealth" class="down-chevron" @click=${this.gainedFocus}>
+      <fluent-button
+        aria-label=${this.strings.downChevronButtonAriaLabel}
+        appearance="stealth"
+        class="down-chevron"
+        @click=${this.gainedFocus}>
         <svg width="12" height="12" viewBox="0 0 12 12" fill="none" xmlns="http://www.w3.org/2000/svg">
           <path d="M2.21967 4.46967C2.51256 4.17678 2.98744 4.17678 3.28033 4.46967L6 7.18934L8.71967 4.46967C9.01256 4.17678 9.48744 4.17678 9.78033 4.46967C10.0732 4.76256 10.0732 5.23744 9.78033 5.53033L6.53033 8.78033C6.23744 9.07322 5.76256 9.07322 5.46967 8.78033L2.21967 5.53033C1.92678 5.23744 1.92678 4.76256 2.21967 4.46967Z" fill="#212121" />
         </svg>
@@ -468,7 +472,12 @@ export class MgtTeamsChannelPicker extends MgtTemplatedTaskComponent {
    */
   protected renderUpChevron() {
     return html`
-      <fluent-button appearance="stealth" style="display:none" class="up-chevron" @click=${this.handleUpChevronClick}>
+      <fluent-button
+        aria-label=${this.strings.upChevronButtonAriaLabel}
+        appearance="stealth"
+        style="display:none"
+        class="up-chevron"
+        @click=${this.handleUpChevronClick}>
         <svg width="12" height="12" viewBox="0 0 12 12" fill="none" xmlns="http://www.w3.org/2000/svg">
           <path d="M2.21967 7.53033C2.51256 7.82322 2.98744 7.82322 3.28033 7.53033L6 4.81066L8.71967 7.53033C9.01256 7.82322 9.48744 7.82322 9.78033 7.53033C10.0732 7.23744 10.0732 6.76256 9.78033 6.46967L6.53033 3.21967C6.23744 2.92678 5.76256 2.92678 5.46967 3.21967L2.21967 6.46967C1.92678 6.76256 1.92678 7.23744 2.21967 7.53033Z" fill="#212121" />
         </svg>
diff --git a/packages/mgt-components/src/components/mgt-teams-channel-picker/strings.ts b/packages/mgt-components/src/components/mgt-teams-channel-picker/strings.ts
index 2e6f266725..ff89ca23c9 100644
--- a/packages/mgt-components/src/components/mgt-teams-channel-picker/strings.ts
+++ b/packages/mgt-components/src/components/mgt-teams-channel-picker/strings.ts
@@ -18,5 +18,7 @@ export const strings = {
   loadingMessage: 'Loading...',
   photoFor: 'Teams photo for',
   teamsChannels: 'Teams and channels results',
-  closeButtonAriaLabel: 'remove the selected channel'
+  closeButtonAriaLabel: 'remove the selected channel',
+  downChevronButtonAriaLabel: 'Teams show results button',
+  upChevronButtonAriaLabel: 'Teams hide results button'
 };