diff --git a/starboard/build/platforms.py b/starboard/build/platforms.py
index 3d01892d753d..5681d3bf11b0 100644
--- a/starboard/build/platforms.py
+++ b/starboard/build/platforms.py
@@ -41,8 +41,6 @@
     'evergreen-arm-hardfp': 'starboard/evergreen/arm/hardfp',
     'evergreen-arm-softfp': 'starboard/evergreen/arm/softfp',
     'evergreen-arm64': 'starboard/evergreen/arm64',
-    'win-win32': 'starboard/win/win32',
-    'xb1': 'starboard/xb1',
 }
 PLATFORMS.update(INTERNAL_PLATFORMS)