diff --git a/.circleci/config.yml b/.circleci/config.yml
index 4d978597c80..b9a3df2898c 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -41,7 +41,7 @@ workflows:
 # Default settings for Apple jobs (apple-runtime, test-apple-runtime)
 apple_defaults: &apple_defaults
   macos:
-    xcode: "12.0.0"
+    xcode: "12.0.0-UA"
   working_directory: ~/hermes
   environment:
     - TERM: dumb
@@ -196,7 +196,7 @@ jobs:
 
   macos:
     macos:
-      xcode: "12.0.0"
+      xcode: "12.0.0-UA"
     environment:
       - HERMES_WS_DIR: /tmp/hermes
       - TERM: dumb