diff --git a/Dockerfile b/Dockerfile
index 5e166d2..4fbfb24 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,7 +4,7 @@ ENV CLI_VERSION $CLI_VERSION
 
 RUN mkdir -p /service
 
-ADD https://github.com/arvancloud/cli/releases/download/v'$CLI_VERSION'/arvan_'$CLI_VERSION'_linux_amd64.tar.gz /service/
+ADD https://github.com/arvancloud/cli/releases/download/v${CLI_VERSION}/arvan_${CLI_VERSION}_linux_amd64.tar.gz /service/
 
 COPY entrypoint.sh /entrypoint.sh