diff --git a/src/imex.rs b/src/imex.rs
index 1ba925eb1..c576a33b1 100644
--- a/src/imex.rs
+++ b/src/imex.rs
@@ -130,7 +130,7 @@ fn do_initiate_key_transfer(context: &Context) -> Result<String> {
         setup_file_content.as_bytes(),
     )?;
 
-    let chat_id = chat::create_by_contact_id(context, 1)?;
+    let chat_id = chat::create_by_contact_id(context, DC_CONTACT_ID_SELF)?;
     msg = Message::default();
     msg.type_0 = Viewtype::File;
     msg.param.set(Param::File, setup_file_blob.as_name());