diff --git a/.circleci/config.yml b/.circleci/config.yml
index fef28dfe1b890..5e9b565a6f2d9 100644
--- a/.circleci/config.yml
+++ b/.circleci/config.yml
@@ -570,7 +570,7 @@ jobs:
     # in about 1/2 the time, so it is not cost-effective (overall it is 2x the
     # cost for the same work), but given this blocks almost all the other jobs
     # we want it to finish asap
-    resource_class: xlarge
+    resource_class: xlarge.gen2
     environment:
       EMCC_CORES: 16
       EMCC_USE_NINJA: 1