diff --git a/src/omikron/omikron_connection.rs b/src/omikron/omikron_connection.rs
index 240da6f..12aea5d 100755
--- a/src/omikron/omikron_connection.rs
+++ b/src/omikron/omikron_connection.rs
@@ -575,10 +575,6 @@ impl OmikronConnection {
                         .with_id(cv.get_id())
                         .with_receiver(sender_id as u64)
                         .with_sender(receiver_id as u64)
-                        .add_data(
-                            DataTypes::chat_partner_id,
-                            DataValue::Number(sender_id as i64),
-                        )
                         .add_data(DataTypes::send_time, DataValue::Number(timestamp_i64))
                         .add_data(
                             DataTypes::message_state,
@@ -609,10 +605,6 @@ impl OmikronConnection {
                         .with_receiver(sender_id as u64)
                         .with_sender(receiver_id as u64)
                         .add_data(DataTypes::send_time, DataValue::Number(timestamp_i64))
-                        .add_data(
-                            DataTypes::chat_partner_id,
-                            DataValue::Number(sender_id as i64),
-                        )
                         .add_data(
                             DataTypes::message_state,
                             DataValue::Str(MessageState::Sent.as_str().to_string()),
@@ -693,10 +685,6 @@ impl OmikronConnection {
                         .with_receiver(*sender_id)
                         .with_sender(*receiver_id)
                         .add_data(DataTypes::send_time, DataValue::Number(timestamp))
-                        .add_data(
-                            DataTypes::chat_partner_id,
-                            DataValue::Number(*sender_id as i64),
-                        )
                         .add_data(
                             DataTypes::message_state,
                             DataValue::Str(ms.as_str().to_string()),
@@ -718,10 +706,6 @@ impl OmikronConnection {
                         .with_receiver(*sender_id)
                         .with_sender(*receiver_id)
                         .add_data(DataTypes::send_time, DataValue::Number(timestamp))
-                        .add_data(
-                            DataTypes::chat_partner_id,
-                            DataValue::Number(*sender_id as i64),
-                        )
                         .add_data(
                             DataTypes::message_state,
                             DataValue::Str(MessageState::Sent.as_str().to_string()),