diff --git a/fastlane/Fastfile b/fastlane/Fastfile
index c9c4b65ef2..56e597a90f 100644
--- a/fastlane/Fastfile
+++ b/fastlane/Fastfile
@@ -487,8 +487,14 @@ release in progress and you're making a follow-up internal release that includes
       end
     end
 
+    configuration = is_ci ? 'CI' : 'Debug'
+    xcargs = is_ci ? 'ENABLE_TESTABILITY=YES' : ''
     # Run tests
-    run_tests(scheme: 'DuckDuckGo Privacy Browser')
+    run_tests(
+      configuration: configuration,
+      scheme: 'DuckDuckGo Privacy Browser',
+      xcargs: xcargs
+    )
 
     # Every thing looks good: commit and push
     unless modified_files.empty?