diff --git a/src/httpapi/miscpublicapi/upload.py b/src/httpapi/miscpublicapi/upload.py
index 699f3094..8054952c 100755
--- a/src/httpapi/miscpublicapi/upload.py
+++ b/src/httpapi/miscpublicapi/upload.py
@@ -13,6 +13,7 @@ from onionrutils import localcommand
 from onionrblocks import blockimporter
 import onionrexceptions
 import logger
+import config
 
 """
     This program is free software: you can redistribute it and/or modify
@@ -39,7 +40,12 @@ def accept_upload(request):
         try:
             b_hash = blockimporter.import_block_from_data(data)
             if b_hash:
-                if g.too_many.get_by_string("DeadSimpleKV").get('onlinePeers'):
+                # Upload mixing is where a node will hide and reupload a block
+                # to act like it is also a creator
+                # This adds deniability but is very slow
+                if g.too_many.get_by_string(
+                        "DeadSimpleKV").get('onlinePeers') and \
+                        config.get('general.upload_mixing', False):
                     spawn(
                         localcommand.local_command,
                         '/daemon-event/upload_event',
diff --git a/static-data/default_config.json b/static-data/default_config.json
index 89e4a867..b20fe114 100755
--- a/static-data/default_config.json
+++ b/static-data/default_config.json
@@ -21,6 +21,7 @@
         "security_level": 0,
         "show_notifications": true,
         "store_plaintext_blocks": true,
+        "upload_mixing": false,
         "use_bootstrap_list": true,
         "use_subprocess_pow_if_possible": true
     },