diff --git a/authoraffsrv/utils.py b/authoraffsrv/utils.py
index 147d65b..d296c4b 100644
--- a/authoraffsrv/utils.py
+++ b/authoraffsrv/utils.py
@@ -24,10 +24,11 @@ def get_solr_data(bibcodes, cutoff_year, start=0, sort='date desc'):
     }
 
     headers = {
-        'Authorization': request.headers.get('X-Forwarded-Authorization', request.headers.get('Authorization', '')),
+        'Authorization': current_app.config.get('SERVICE_TOKEN', request.headers.get('X-Forwarded-Authorization', request.headers.get('Authorization', ''))),
         'Content-Type': 'big-query/csv',
     }
 
+
     try:
         response = client().post(
             url=current_app.config['AUTHOR_AFFILIATION_SOLRQUERY_URL'],