diff --git a/Dockerfile b/Dockerfile
index 0617dd0..2fc04df 100755
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,15 +1,22 @@
-# 使用 Debian slim
-FROM debian:12-slim
+# 基础镜像
+FROM debian:12.13-slim
 
+# 系统环境配置
 ENV LANG=C.UTF-8 \
     LC_ALL=C.UTF-8 \
     LANGUAGE=C.UTF-8 \
     TERM=xterm-256color
 
+# 维护者信息
 LABEL maintainer="anian <support@anian.cc>"
 
+# 关键软件版本
 ENV NODE_VERSION=20.20.0
-ENV PNPM_VERSION=latest
+ENV PNPM_VERSION=10.32.1
+ENV JDK17_VERSION=17.0.18+8
+ENV JDK21_VERSION=21.0.10+7
+
+# 将 Node 和 pnpm 加入系统 PATH
 ENV PATH="/root/.local/share/pnpm:/usr/local/node/bin:${PATH}"
 
 # 安装基础工具
@@ -26,13 +33,13 @@ RUN apt-get update && apt-get install -y \
 # 创建 Java 目录
 RUN mkdir -p /opt/java
 
-# 安装 Java 17
-RUN curl -L https://api.adoptium.net/v3/binary/latest/17/ga/linux/x64/jdk/hotspot/normal/eclipse \
+# 固定版本安装 Java 17
+RUN curl -L https://api.adoptium.net/v3/binary/version/jdk-${JDK17_VERSION}/linux/x64/jdk/hotspot/normal/eclipse \
     | tar -xz -C /opt/java \
     && mv /opt/java/jdk-17* /opt/java/java17
 
-# 安装 Java 21
-RUN curl -L https://api.adoptium.net/v3/binary/latest/21/ga/linux/x64/jdk/hotspot/normal/eclipse \
+# 固定版本安装 Java 21
+RUN curl -L https://api.adoptium.net/v3/binary/version/jdk-${JDK21_VERSION}/linux/x64/jdk/hotspot/normal/eclipse \
     | tar -xz -C /opt/java \
     && mv /opt/java/jdk-21* /opt/java/java21
 
@@ -54,13 +61,16 @@ RUN mkdir -p /usr/local/node \
 # 安装 pnpm
 RUN npm install -g pnpm@${PNPM_VERSION}
 
-# 添加 Java 切换命令
+# 添加 Java17 切换命令
 RUN echo '#!/bin/bash\nupdate-alternatives --set java /opt/java/java17/bin/java\nupdate-alternatives --set javac /opt/java/java17/bin/javac\necho "Switched to Java 17"' > /usr/local/bin/use-java17 \
  && chmod +x /usr/local/bin/use-java17
 
+# 添加 Java21 切换命令
 RUN echo '#!/bin/bash\nupdate-alternatives --set java /opt/java/java21/bin/java\nupdate-alternatives --set javac /opt/java/java21/bin/javac\necho "Switched to Java 21"' > /usr/local/bin/use-java21 \
  && chmod +x /usr/local/bin/use-java21
 
+# 设置工作目录为 /app
 WORKDIR /app
 
+# 容器启动后默认进入 bash 终端
 CMD ["/bin/bash"]
\ No newline at end of file
diff --git a/README.md b/README.md
index 9a58c1b..87e5c83 100755
--- a/README.md
+++ b/README.md
@@ -2,6 +2,9 @@
 
 > 为halo插件开发提供容器环境
 
+#### v260315-补丁
+1. 固定Debian、Java、node、pnpm版本
+
 #### v260315
 1. 新增Java17、Java21（使用 `use-java17`、`use-java21` 切换）
 2. 新增node v20.20.0