diff --git a/.yarnrc.yml b/.yarnrc.yml
index be769a9..b2ab8b1 100644
--- a/.yarnrc.yml
+++ b/.yarnrc.yml
@@ -4,4 +4,4 @@ yarnPath: .yarn/releases/yarn-4.1.1.cjs
 
 npmPublishRegistry: "https://registry.npmjs.org"
 
-npmAuthToken: ${NODE_AUTH_TOKEN || ""}
+npmAuthToken: ${NODE_AUTH_TOKEN-fallback}