diff --git a/.env.qa b/.env.qa
index 5a8ca46..23465f6 100644
--- a/.env.qa
+++ b/.env.qa
@@ -24,6 +24,7 @@ DATABASE_HOST=10.20.30.60
 DATABASE_PORT=5432
 DATABASE_NAME=merms_panel
 
+ALLOWED_SIGNUP_EMAIL_RESUSE=0
 KAFKA_BROKER = '10.10.10.120:9092'
 
 # DATABASE_HOST=10.20.30.60