diff --git a/webapp_post.py b/webapp_post.py
index be6a3f3b1..144764460 100644
--- a/webapp_post.py
+++ b/webapp_post.py
@@ -148,6 +148,7 @@ def _get_instance_software(base_dir: str, session,
     """returns the type of instance software for the given
     instance domain eg. mastodon, epicyon, pixelfed
     """
+    print('DEBUG get_instance_software: ' + instance_domain)
     if instance_software.get(instance_domain):
         return instance_software[instance_domain]
     # get the initial nodeinfo url