diff --git a/bin/yaml-env.js b/bin/yaml-env.js
index d5ecfc08..cbafb75c 100755
--- a/bin/yaml-env.js
+++ b/bin/yaml-env.js
@@ -15,7 +15,7 @@ env_variables:
   FLAGSMITH: ${process.env.FLAGSMITH}
   GA: ${process.env.GA}
   CRISP_CHAT: ${process.env.CRISP_CHAT}
-  PREVENT_SIGNUP: ${process.env.CRISP_CHAT}
+  PREVENT_SIGNUP: ${process.env.PREVENT_SIGNUP}
   MIXPANEL: ${process.env.MIXPANEL}
   API_URL: ${process.env.API_URL}
   AMPLITUDE: ${process.env.AMPLITUDE}