diff --git a/vulnwhisp/frameworks/nessus.py b/vulnwhisp/frameworks/nessus.py
index 7f5450f..7775a04 100755
--- a/vulnwhisp/frameworks/nessus.py
+++ b/vulnwhisp/frameworks/nessus.py
@@ -88,7 +88,14 @@ class NessusAPI(object):
             return response.json()
         if download:
             self.logger.debug('Returning data.content')
-            return response.content
+            response_data = ''
+            count = 0
+            for chunk in response.iter_content(chunk_size=8192):
+                count += 1
+                if chunk:
+                    response_data += chunk
+            self.logger.debug('Processed {} chunks'.format(count))
+            return response_data
         return response
 
     def get_scans(self):