diff --git a/discovery-provider/src/api/v1/helpers.py b/discovery-provider/src/api/v1/helpers.py
index 3e4278a0786..03d9cac5eae 100644
--- a/discovery-provider/src/api/v1/helpers.py
+++ b/discovery-provider/src/api/v1/helpers.py
@@ -127,6 +127,9 @@ def extend_user(user, current_user_id=None):
         return user
     user_id = encode_int_id(user["user_id"])
     user["id"] = user_id
+    if user.get("artist_pick_track_id"):
+        artist_pick_track_id = encode_int_id(user["artist_pick_track_id"])
+        user["artist_pick_track_id"] = artist_pick_track_id
     user = add_user_artwork(user)
     # Do not surface playlist library in user response unless we are
     # that user specifically
diff --git a/discovery-provider/src/api/v1/models/users.py b/discovery-provider/src/api/v1/models/users.py
index 4fb90e103e0..9ed2424163c 100644
--- a/discovery-provider/src/api/v1/models/users.py
+++ b/discovery-provider/src/api/v1/models/users.py
@@ -28,7 +28,7 @@
     "user",
     {
         "album_count": fields.Integer(required=True),
-        "artist_pick_track_id": fields.Integer(allow_null=True),
+        "artist_pick_track_id": fields.String(allow_null=True),
         "bio": fields.String,
         "cover_photo": fields.Nested(cover_photo, allow_null=True),
         "followee_count": fields.Integer(required=True),