diff --git a/core/utils.py b/core/utils.py
index 744a2c89..2c5f8ea7 100644
--- a/core/utils.py
+++ b/core/utils.py
@@ -464,6 +464,11 @@ def dispatch_event_system(event_type, channel_id=None, channel_name=None, **deta
 
         payload["profile_used"] = profile_used
 
+        # remove empty keys
+        for k in list(payload.keys()):
+            if not payload[k]:
+                del payload[k]
+
         trigger_event(event_type, payload)
 
     except Exception as e: