diff --git a/packages/create-app/seed-yarn.lock b/packages/create-app/seed-yarn.lock
index 00a86105cc..9d4d5449d1 100644
--- a/packages/create-app/seed-yarn.lock
+++ b/packages/create-app/seed-yarn.lock
@@ -16,3 +16,9 @@
 // package: the name of the package, e.g. @testing-library/react
 // query: the version query to pin the version for, e.g. ^14.0.0
 // version: the version to pin to, must be in range of the query, e.g. 14.11.0
+
+// Here to fix a postinstall breakage: https://github.com/swc-project/swc/issues/11129
+"@swc/core@^1.3.46":
+  version "1.11.31"
+  resolved "https://registry.yarnpkg.com/@swc/core/-/core-1.11.31.tgz#e5de9ed005551ce9a16aa69e79935fc33065475c"
+  integrity sha512-mAby9aUnKRjMEA7v8cVZS9Ah4duoRBnX7X6r5qrhTxErx+68MoY1TPrVwj/66/SWN3Bl+jijqAqoB8Qx0QE34A==