diff --git a/docker/prepare-dist.sh b/docker/prepare-dist.sh
index af3c51fdd..1f5f2b290 100755
--- a/docker/prepare-dist.sh
+++ b/docker/prepare-dist.sh
@@ -1,7 +1,7 @@
 #!/bin/bash -e
 yarn --pure-lockfile
-app={$1:-trading}
-flags="--env=${$2:-mainnet}"
+app=${1:-trading}
+flags="--env=${2:-mainnet}"
 yarn install
 if [ "${app}" = "trading" ]; then
   yarn nx export trading $flags