diff --git a/spectro-registry.tf b/spectro-registry.tf
index ba03348..00106d2 100644
--- a/spectro-registry.tf
+++ b/spectro-registry.tf
@@ -15,8 +15,10 @@ resource "spectrocloud_registry_oci" "oci_registry" {
   is_private = true
   credentials {
     credential_type = each.value.credential_type
-    arn             = each.value.arn
-    external_id     = each.value.external_id
+    arn             = try(each.value.arn, "")
+    external_id     = try(each.value.external_id, "")
+    access_key = try(each.value.access_key, "")
+    secret_key = try(each.value.secret_key, "")
   }
 }
 
diff --git a/spectro-s3-sts-backup.tf b/spectro-s3-sts-backup.tf
index 1479d84..01dbfd3 100644
--- a/spectro-s3-sts-backup.tf
+++ b/spectro-s3-sts-backup.tf
@@ -21,8 +21,10 @@ resource "spectrocloud_backup_storage_location" "bsl" {
   region      = each.value.region
   bucket_name = each.value.bucket_name
   s3 {
-    credential_type = "sts"
-    arn             = each.value.arn
-    external_id     = each.value.external_id
+    credential_type = each.value.credential_type
+    arn             = try(each.value.arn, "")
+    external_id     = try(each.value.external_id, "")
+    access_key      = try(each.value.access_key, "")
+    secret_key      = try(each.value.secret_key, "")
   }
 }
\ No newline at end of file