diff --git a/modules/services/trust-relationship/main.tf b/modules/services/trust-relationship/main.tf
index dce2c48..21d66e0 100644
--- a/modules/services/trust-relationship/main.tf
+++ b/modules/services/trust-relationship/main.tf
@@ -208,7 +208,7 @@ resource "aws_cloudformation_stack_set_instance" "stackset_instance" {
   operation_preferences {
     #    max_concurrent_count    = 10
     max_concurrent_percentage    = 100
-    failure_tolerance_percentage = 100
+    failure_tolerance_count = 1
     // Roles are not regional and hence do not need regional parallelism
   }