diff --git a/src/caosadvancedtools/bloxberg/bloxberg.py b/src/caosadvancedtools/bloxberg/bloxberg.py
index 42af1e11a23a37214ec294b8032517bb5c70bb5b..6aa2eaab94a1beb7735a09de6b22ab7745c0b078 100644
--- a/src/caosadvancedtools/bloxberg/bloxberg.py
+++ b/src/caosadvancedtools/bloxberg/bloxberg.py
@@ -145,6 +145,7 @@ filename : str
 Write the JSON to this file.
 """
         content = {}
+        print(certificate, filename)
 
         return content
 
@@ -188,7 +189,6 @@ def demo_run():
     print("Making sure that the remote data model is up to date.")
     ensure_data_model()
     print("Data model is up to date.")
-    import caosdb as db
     CertRT = db.RecordType(name="BloxbergCertificate").retrieve()
     print("Certifying the `BloxbergCertificate` RecordType...")
     json_filename = "/tmp/cert.json"