diff --git a/dataproxy/app.py b/dataproxy/app.py
index 8b4b974..280a4f4 100644
--- a/dataproxy/app.py
+++ b/dataproxy/app.py
@@ -236,7 +236,7 @@ def proxy_query(self, flow, url, query):
         # Get resource type - first try to see whether there is type= URL option, 
         # if there is not, try to get it from file extension
         
-        if parts.scheme != 'http':
+        if parts.scheme not in ['http', 'https']:
             raise ResourceError('Only HTTP URLs are supported', 
                                 'Data proxy does not support %s URLs' % parts.scheme)