diff --git a/.circleci/config.yml b/.circleci/config.yml
index 6bb70a8..8a72aa0 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -102,7 +102,7 @@ workflows:
           context : org-global
           filters:
             branches:
-              only: [dev, 'bug/rate-limit']
+              only: [dev, 'bug/community-notification']
       - "build-prod":
           context : org-global
           filters:
diff --git a/src/common/broadcastAPIHelper.js b/src/common/broadcastAPIHelper.js
index 32c4988..0ac38c6 100644
--- a/src/common/broadcastAPIHelper.js
+++ b/src/common/broadcastAPIHelper.js
@@ -151,15 +151,18 @@ async function checkUserSkillsAndTracks(userId, bulkMessage, m) {
                 /**
                  * checking if user participated in specific challenges   
                  */
-                let key = t.toLowerCase()
-                if (key === "develop") {
+                let key = t.toUpperCase()
+                if (key === "DEVLOP") {
                     trackMatch = uDevChallenges > 0 ? true : trackMatch
-                } else if (key === "design") {
+                } else if (key === "DESIGN") {
                     trackMatch = uDesignChallenges > 0 ? true : trackMatch
-                } else if (key === "data_science") {
+                } else if (key === "DATA_SCIENCE") {
                     trackMatch = uDSChallenges > 0 ? true : trackMatch
                 }
+                // checking bacic member profile track preference
+                trackMatch = (_.indexOf(_.get(m[0], "tracks"), key) >= 0) ? true : trackMatch
             })
+
         } else {
             trackMatch = true // no condition, means allow for all
         }
diff --git a/src/common/tcApiHelper.js b/src/common/tcApiHelper.js
index 221125b..ed67c59 100644
--- a/src/common/tcApiHelper.js
+++ b/src/common/tcApiHelper.js
@@ -84,7 +84,7 @@ function* getUsersByHandles(handles) {
     return [];
   }
   // use 'OR' to link the handle matches
-  const query = _.map(handles, (h) => 'handle:"' + h.trim().replace('"', '\\"')  + '"').join(' OR ');
+  const query = _.map(handles, (h) => 'handle:"' + h.trim().replace('"', '\\"') + '"').join(' OR ');
   return yield searchUsersByQuery(query);
 }
 
@@ -188,10 +188,20 @@ function* notifyUserViaEmail(user, message) {
  * @returns {Object} the challenge details
  */
 function* getChallenge(challengeId) {
-  // this is public API, M2M token is not needed
+  const token = yield getM2MToken();
+  // this is public API, but some challege is not accessable so using m2m token
   const url = `${config.TC_API_V4_BASE_URL}/challenges/${challengeId}`;
   logger.info(`calling public challenge api ${url}`);
-  const res = yield request.get(url);
+  const res = yield request
+    .get(url)
+    .set('Authorization', `Bearer ${token}`)
+    .catch((err) => {
+      const errorDetails = _.get(err, 'message');
+      throw new Error(
+        `Error in call public challenge api by id ${challengeId}` +
+        (errorDetails ? ' Server response: ' + errorDetails : '')
+      );
+    });
   if (!_.get(res, 'body.result.success')) {
     throw new Error(`Failed to get challenge by id ${challengeId}`);
   }