diff --git a/contracts/registry/src/lib.rs b/contracts/registry/src/lib.rs
index b5fcc37..879a2b6 100644
--- a/contracts/registry/src/lib.rs
+++ b/contracts/registry/src/lib.rs
@@ -994,7 +994,6 @@ mod tests {
         ctr.admin_add_sbt_issuer(issuer1());
         ctr.admin_add_sbt_issuer(issuer2());
         ctr.admin_add_sbt_issuer(issuer3());
-        ctr.admin_add_sbt_issuer(issuer4());
         ctr.admin_set_authorized_flaggers([predecessor.clone()].to_vec());
         ctx.predecessor_account_id = predecessor.clone();
         testing_env!(ctx.clone());
@@ -2418,6 +2417,11 @@ mod tests {
         ctr.sbt_mint(vec![(alice(), batch_metadata.clone())]);
         ctr.sbt_mint(vec![(bob(), batch_metadata.clone())]);
 
+        // add 4th issuer
+        ctx.predecessor_account_id = admin();
+        testing_env!(ctx.clone());
+        ctr.admin_add_sbt_issuer(issuer4());
+
         // mint tokens to alice and bob from issuer4
         ctx.predecessor_account_id = issuer4();
         testing_env!(ctx.clone());