diff --git a/apps/sim/blocks/blocks/microsoft_teams.ts b/apps/sim/blocks/blocks/microsoft_teams.ts
index 45d005a2d2..a9e326624e 100644
--- a/apps/sim/blocks/blocks/microsoft_teams.ts
+++ b/apps/sim/blocks/blocks/microsoft_teams.ts
@@ -47,6 +47,7 @@ export const MicrosoftTeamsBlock: BlockConfig<MicrosoftTeamsResponse> = {
         'Channel.ReadBasic.All',
         'ChannelMessage.Send',
         'ChannelMessage.Read.All',
+        'ChannelMember.Read.All',
         'Group.Read.All',
         'Group.ReadWrite.All',
         'Team.ReadBasic.All',
diff --git a/apps/sim/lib/auth.ts b/apps/sim/lib/auth.ts
index 94f085a99e..cb00ea4307 100644
--- a/apps/sim/lib/auth.ts
+++ b/apps/sim/lib/auth.ts
@@ -512,6 +512,7 @@ export const auth = betterAuth({
             'Channel.ReadBasic.All',
             'ChannelMessage.Send',
             'ChannelMessage.Read.All',
+            'ChannelMember.Read.All',
             'Group.Read.All',
             'Group.ReadWrite.All',
             'Team.ReadBasic.All',
diff --git a/apps/sim/lib/oauth/oauth.ts b/apps/sim/lib/oauth/oauth.ts
index b7fa4240a4..5658509c59 100644
--- a/apps/sim/lib/oauth/oauth.ts
+++ b/apps/sim/lib/oauth/oauth.ts
@@ -239,6 +239,7 @@ export const OAUTH_PROVIDERS: Record<string, OAuthProviderConfig> = {
           'Channel.ReadBasic.All',
           'ChannelMessage.Send',
           'ChannelMessage.Read.All',
+          'ChannelMember.Read.All',
           'Group.Read.All',
           'Group.ReadWrite.All',
           'Team.ReadBasic.All',
diff --git a/apps/sim/tools/microsoft_teams/utils.ts b/apps/sim/tools/microsoft_teams/utils.ts
index 1045889d8f..0f85153e49 100644
--- a/apps/sim/tools/microsoft_teams/utils.ts
+++ b/apps/sim/tools/microsoft_teams/utils.ts
@@ -180,10 +180,8 @@ async function fetchChannelMembers(
   channelId: string,
   accessToken: string
 ): Promise<TeamMember[]> {
-  // Channel members endpoint requires ChannelMember.Read.All which may not be available
-  // Instead, fetch team members which works with the standard Teams permissions
   const response = await fetch(
-    `https://graph.microsoft.com/v1.0/teams/${encodeURIComponent(teamId)}/members`,
+    `https://graph.microsoft.com/v1.0/teams/${encodeURIComponent(teamId)}/channels/${encodeURIComponent(channelId)}/members`,
     {
       headers: {
         Authorization: `Bearer ${accessToken}`,
@@ -193,7 +191,7 @@ async function fetchChannelMembers(
   )
 
   if (!response.ok) {
-    logger.error('Failed to fetch team members:', {
+    logger.error('Failed to fetch channel members:', {
       status: response.status,
       statusText: response.statusText,
     })
@@ -207,7 +205,7 @@ async function fetchChannelMembers(
     userIdentityType: member.userIdentityType,
   }))
 
-  logger.info('Fetched team members for channel:', {
+  logger.info('Fetched channel members:', {
     count: members.length,
     members: members.map((m: TeamMember) => ({
       displayName: m.displayName,