diff --git a/Dockerfile b/Dockerfile
index 7d98e48..d1be34a 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -31,7 +31,7 @@ RUN export http_proxy=$http_proxy && \
 RUN export http_proxy=$http_proxy && \
     export https_proxy=$https_proxy && \
     # 安装 brew
-    /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh)" && \
+    curl -ofsSL install.sh https://raw.githubusercontent.com/Homebrew/install/HEAD/install.sh | bash && \
     # 安装 n node 管理器
     brew install n && \
     # 安装最新版本 node