diff --git a/backend/Dockerfile b/backend/Dockerfile
index e5d42ef..7002ce0 100644
--- a/backend/Dockerfile
+++ b/backend/Dockerfile
@@ -2,7 +2,7 @@ FROM node
 
 WORKDIR /app
 
-ADD package.json package-lock.json contract-addresses.json /app/
+ADD package.json package-lock.json contract-addresses.json .env /app/
 ADD src/ /app/src/
 ADD contractArtifacts/ /app/contractArtifacts/