From 83e36cf4d9ae8db84907d162eff7b0399884fb2e Mon Sep 17 00:00:00 2001
From: eitsupi <50911393+eitsupi@users.noreply.github.com>
Date: Sun, 11 Jun 2023 13:01:00 +0900
Subject: [PATCH] docs: fix env syntax

Signed-off-by: eitsupi <50911393+eitsupi@users.noreply.github.com>
---
 README.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/README.md b/README.md
index e56ce29..1eecc9a 100644
--- a/README.md
+++ b/README.md
@@ -313,7 +313,7 @@ So it can be used with our [Docker Build Push action](https://github.com/docker/
 - uses: docker/build-push-action@v4
   with:
     build-args: |
-      DOCKER_METADATA_OUTPUT_JSON
+      ${{ env.DOCKER_METADATA_OUTPUT_JSON }}
 ```
 
 ### environment variables