diff --git a/.circleci/config.yml b/.circleci/config.yml
index 51e47758..aee96653 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -9,7 +9,7 @@ jobs:
   build-and-test:
     macos:
       xcode: 15.3.0
-    parallelism: 2
+    #parallelism: 2  Does not work of open source macOS
     resource_class: macos.m1.medium.gen1
     working_directory: ~/litewallet-ios/
     environment: