diff --git a/backend/address2UPRN/handler/Dockerfile b/backend/address2UPRN/handler/Dockerfile
index 155c37ad..07159357 100644
--- a/backend/address2UPRN/handler/Dockerfile
+++ b/backend/address2UPRN/handler/Dockerfile
@@ -10,7 +10,7 @@ ARG EPC_AUTH_TOKEN
 ENV DB_HOST=${DEV_DB_HOST}
 ENV DB_PORT=${DEV_DB_PORT}
 ENV DB_NAME=${DEV_DB_NAME}
-ENV EPC_AUTH_TOKEN=${EPC_AUTH_TOKEN}}
+ENV EPC_AUTH_TOKEN=${EPC_AUTH_TOKEN}
 
 
 # Set working directory (Lambda task root)