diff --git a/appveyor-gn.yml b/appveyor-gn.yml
index e087d27ca527..437aef4dc33e 100644
--- a/appveyor-gn.yml
+++ b/appveyor-gn.yml
@@ -11,6 +11,9 @@ environment:
     - gn_args: debug
       ELECTRON_SKIP_NATIVE_MODULE_TESTS: 1
     - gn_args: release
+platform:
+  - x86
+  - x64
 build_script:
   - git config --global core.longpaths true
   - cd ..