diff --git a/README.md b/README.md
index ac54713..11965c1 100644
--- a/README.md
+++ b/README.md
@@ -22,7 +22,6 @@ docker build -t gitea_runner_base ./gitea_runner_base
 
 基于 `gitea_runner_base` 的 Java 开发镜像，包含：
 
-- JDK 7 (Azul Zulu)
 - JDK 8, 11, 17, 21 (OpenJDK)
 - Maven 3.9.9
 
diff --git a/gitea_runner_java/Dockerfile b/gitea_runner_java/Dockerfile
index 136ec54..e1b2cc3 100644
--- a/gitea_runner_java/Dockerfile
+++ b/gitea_runner_java/Dockerfile
@@ -2,10 +2,10 @@
 # Gitea Action Runner Java Image
 # 基于 gitea_runner_base 添加多版本 JDK 和 Maven
 
-FROM gitea_runner_base:latest
+FROM timi/gitea_runner_base:latest
 
 LABEL maintainer="www.imyeyu.com"
-LABEL description="Gitea Action Runner with JDK 7/8/11/17/21 and Maven 3"
+LABEL description="Gitea Action Runner with JDK 8/11/17/21 and Maven 3"
 
 # JDK 安装目录
 ENV JAVA_BASE=/usr/lib/jvm
@@ -17,15 +17,6 @@ RUN apk add --no-cache \
     openjdk17 \
     openjdk21
 
-# JDK 7 - 从 Azul Zulu 下载 (Alpine musl 版本)
-ARG ZULU7_VERSION=7.56.0.11-ca-jdk7.0.352
-ARG ZULU7_URL=https://cdn.azul.com/zulu/bin/zulu${ZULU7_VERSION}-linux_musl_x64.tar.gz
-RUN mkdir -p ${JAVA_BASE} \
-    && wget -q ${ZULU7_URL} -O /tmp/zulu7.tar.gz \
-    && tar -xzf /tmp/zulu7.tar.gz -C ${JAVA_BASE} \
-    && mv ${JAVA_BASE}/zulu${ZULU7_VERSION}-linux_musl_x64 ${JAVA_BASE}/java-7-zulu \
-    && rm /tmp/zulu7.tar.gz
-
 # Maven 3
 ARG MAVEN_VERSION=3.9.9
 ARG MAVEN_URL=https://dlcdn.apache.org/maven/maven-3/${MAVEN_VERSION}/binaries/apache-maven-${MAVEN_VERSION}-bin.tar.gz
@@ -44,12 +35,11 @@ ENV PATH="${JAVA_HOME}/bin:${MAVEN_HOME}/bin:${PATH}"
 RUN cat <<'EOF' > /usr/local/bin/use-java
 #!/bin/bash
 case "$1" in
-    7)  export JAVA_HOME=/usr/lib/jvm/java-7-zulu ;;
     8)  export JAVA_HOME=/usr/lib/jvm/java-1.8-openjdk ;;
     11) export JAVA_HOME=/usr/lib/jvm/java-11-openjdk ;;
     17) export JAVA_HOME=/usr/lib/jvm/java-17-openjdk ;;
     21) export JAVA_HOME=/usr/lib/jvm/java-21-openjdk ;;
-    *)  echo "Usage: source use-java [7|8|11|17|21]"; return 1 ;;
+    *)  echo "Usage: source use-java [8|11|17|21]"; return 1 ;;
 esac
 export PATH="${JAVA_HOME}/bin:${PATH}"
 echo "Switched to Java $1: $(java -version 2>&1 | head -1)"
@@ -58,7 +48,6 @@ RUN chmod +x /usr/local/bin/use-java
 
 # 验证安装
 RUN echo "=== Installed JDK versions ===" \
-    && echo "JDK 7:  $(/usr/lib/jvm/java-7-zulu/bin/java -version 2>&1 | head -1)" \
     && echo "JDK 8:  $(/usr/lib/jvm/java-1.8-openjdk/bin/java -version 2>&1 | head -1)" \
     && echo "JDK 11: $(/usr/lib/jvm/java-11-openjdk/bin/java -version 2>&1 | head -1)" \
     && echo "JDK 17: $(/usr/lib/jvm/java-17-openjdk/bin/java -version 2>&1 | head -1)" \