diff --git a/studies/BraveP3AJSONOtherDeprecation.json5 b/studies/BraveP3AJSONOtherDeprecation.json5
index 37928e4e..c007cefb 100644
--- a/studies/BraveP3AJSONOtherDeprecation.json5
+++ b/studies/BraveP3AJSONOtherDeprecation.json5
@@ -26,6 +26,7 @@
         'WINDOWS',
         'LINUX',
         'ANDROID',
+        'MAC',
       ],
     },
   },
diff --git a/studies/BraveP3ATypicalJSONDeprecationEnabled.json5 b/studies/BraveP3ATypicalJSONDeprecationEnabled.json5
index 97378561..84334ac9 100644
--- a/studies/BraveP3ATypicalJSONDeprecationEnabled.json5
+++ b/studies/BraveP3ATypicalJSONDeprecationEnabled.json5
@@ -27,6 +27,7 @@
         'MAC',
         'LINUX',
         'ANDROID',
+        'IOS',
       ],
     },
   },