diff --git a/iris-mpc/src/bin/client.rs b/iris-mpc/src/bin/client.rs
index 50c880784..5b87fea01 100644
--- a/iris-mpc/src/bin/client.rs
+++ b/iris-mpc/src/bin/client.rs
@@ -227,7 +227,7 @@ async fn main() -> eyre::Result<()> {
         for i in 0..3 {
             let sns_id = Uuid::new_v4();
             let iris_code =
-                general_purpose::STANDARD.encode(bytemuck::cast_slice(&shared_code[0].coefs));
+                general_purpose::STANDARD.encode(bytemuck::cast_slice(&shared_code[i].coefs));
             let mask_code =
                 general_purpose::STANDARD.encode(bytemuck::cast_slice(&shared_mask[i].coefs));