diff --git a/back/config/util.ts b/back/config/util.ts
index c9b939eb..cb9c65c3 100644
--- a/back/config/util.ts
+++ b/back/config/util.ts
@@ -535,16 +535,30 @@ export async function setSystemTimezone(timezone: string): Promise<boolean> {
   }
 }
 
+// Helper function to check if a name is a GitHub URL
+function isGitHubUrl(name: string): boolean {
+  return !!name.match(/^(https?:\/\/|git\+)/i);
+}
+
+// Helper function to check if a name is a requirements file
+function isRequirementsFile(name: string): boolean {
+  return !!name.match(/requirements.*\.(txt|in)$/i) || name === 'requirements.txt';
+}
+
+// Helper function to check if a name is a pyproject.toml file
+function isPyprojectToml(name: string): boolean {
+  return name.endsWith('pyproject.toml');
+}
+
 export function getGetCommand(type: DependenceTypes, name: string): string {
   const trimmedName = name.trim();
   
   // For Python dependencies installed from GitHub or requirements files,
   // we can't reliably check if they're installed, so skip the check
   if (type === DependenceTypes.python3) {
-    if (trimmedName.match(/^(https?:\/\/|git\+)/i) || 
-        trimmedName.match(/\.(txt|in)$/i) || 
-        trimmedName.includes('requirements') ||
-        trimmedName.endsWith('pyproject.toml')) {
+    if (isGitHubUrl(trimmedName) || 
+        isRequirementsFile(trimmedName) || 
+        isPyprojectToml(trimmedName)) {
       // Return a command that will always indicate not installed
       // This ensures GitHub URLs and requirements files are always installed
       return 'echo ""';
@@ -590,18 +604,24 @@ export function getInstallCommand(type: DependenceTypes, name: string): string {
   // Handle different installation methods for Python
   if (type === DependenceTypes.python3) {
     // Check if it's a GitHub URL (support both git+ and direct URLs)
-    if (trimmedName.match(/^(https?:\/\/|git\+)/i)) {
+    if (isGitHubUrl(trimmedName)) {
       return `${command} ${trimmedName}`;
     }
     // Check if it's a requirements file path
-    if (trimmedName.match(/\.(txt|in)$/i) || trimmedName.includes('requirements')) {
+    if (isRequirementsFile(trimmedName)) {
       return `${command} -r ${trimmedName}`;
     }
     // Check if it's a pyproject.toml file
-    if (trimmedName.endsWith('pyproject.toml')) {
+    if (isPyprojectToml(trimmedName)) {
       // For pyproject.toml, install from the directory containing it
-      const dir = trimmedName.replace(/\/pyproject\.toml$/, '');
-      return dir && dir !== 'pyproject.toml' ? `${command} ${dir}` : `${command} .`;
+      const pathMatch = trimmedName.match(/^(.+)\/pyproject\.toml$/);
+      if (pathMatch) {
+        // Has a path prefix, use the directory
+        return `${command} ${pathMatch[1]}`;
+      } else {
+        // Just "pyproject.toml", install current directory
+        return `${command} .`;
+      }
     }
   }
 
diff --git a/shell/update.sh b/shell/update.sh
index fb340c11..be7cd5c3 100755
--- a/shell/update.sh
+++ b/shell/update.sh
@@ -124,22 +124,29 @@ auto_install_python_deps() {
   if [[ -f "${repo_path}/requirements.txt" ]]; then
     echo -e "发现 requirements.txt，开始自动安装依赖...\n"
     local req_file="${dir_scripts}/${uniq_path}/requirements.txt"
-    cp -f "${repo_path}/requirements.txt" "${req_file}"
     
-    # 调用API添加依赖安装任务
-    local dep_name="${uniq_path}/requirements.txt"
-    local currentTimeStamp=$(date +%s)
-    local result=$(curl -s --noproxy "*" "http://127.0.0.1:${ql_port}/open/dependencies?t=$currentTimeStamp" \
-      -X POST \
-      -H "Content-Type: application/json;charset=UTF-8" \
-      -H "Authorization: Bearer ${__ql_token__}" \
-      --data-raw "[{\"name\":\"${dep_name}\",\"type\":1,\"remark\":\"自动检测：${uniq_path} 订阅依赖\"}]" 2>/dev/null)
+    # 确保目标目录存在
+    make_dir "${dir_scripts}/${uniq_path}"
     
-    local code=$(echo "$result" | jq -r '.code' 2>/dev/null)
-    if [[ "$code" == "200" ]]; then
-      echo -e "已添加 requirements.txt 依赖安装任务\n"
+    # 复制文件并检查结果
+    if cp -f "${repo_path}/requirements.txt" "${req_file}" 2>/dev/null; then
+      # 调用API添加依赖安装任务
+      local dep_name="${uniq_path}/requirements.txt"
+      local currentTimeStamp=$(date +%s)
+      local result=$(curl -s --noproxy "*" "http://127.0.0.1:${ql_port}/open/dependencies?t=$currentTimeStamp" \
+        -X POST \
+        -H "Content-Type: application/json;charset=UTF-8" \
+        -H "Authorization: Bearer ${__ql_token__}" \
+        --data-raw "[{\"name\":\"${dep_name}\",\"type\":1,\"remark\":\"自动检测：${uniq_path} 订阅依赖\"}]" 2>/dev/null)
+      
+      local code=$(echo "$result" | jq -r '.code' 2>/dev/null)
+      if [[ "$code" == "200" ]]; then
+        echo -e "已添加 requirements.txt 依赖安装任务\n"
+      else
+        echo -e "添加 requirements.txt 依赖失败，请手动添加\n"
+      fi
     else
-      echo -e "添加 requirements.txt 依赖失败，请手动添加\n"
+      echo -e "复制 requirements.txt 失败，跳过自动安装\n"
     fi
   fi
   
@@ -147,22 +154,29 @@ auto_install_python_deps() {
   if [[ -f "${repo_path}/pyproject.toml" ]]; then
     echo -e "发现 pyproject.toml，开始自动安装依赖...\n"
     local pyproject_file="${dir_scripts}/${uniq_path}/pyproject.toml"
-    cp -f "${repo_path}/pyproject.toml" "${pyproject_file}"
     
-    # 调用API添加依赖安装任务
-    local dep_name="${uniq_path}/pyproject.toml"
-    local currentTimeStamp=$(date +%s)
-    local result=$(curl -s --noproxy "*" "http://127.0.0.1:${ql_port}/open/dependencies?t=$currentTimeStamp" \
-      -X POST \
-      -H "Content-Type: application/json;charset=UTF-8" \
-      -H "Authorization: Bearer ${__ql_token__}" \
-      --data-raw "[{\"name\":\"${dep_name}\",\"type\":1,\"remark\":\"自动检测：${uniq_path} 订阅依赖\"}]" 2>/dev/null)
+    # 确保目标目录存在
+    make_dir "${dir_scripts}/${uniq_path}"
     
-    local code=$(echo "$result" | jq -r '.code' 2>/dev/null)
-    if [[ "$code" == "200" ]]; then
-      echo -e "已添加 pyproject.toml 依赖安装任务\n"
+    # 复制文件并检查结果
+    if cp -f "${repo_path}/pyproject.toml" "${pyproject_file}" 2>/dev/null; then
+      # 调用API添加依赖安装任务
+      local dep_name="${uniq_path}/pyproject.toml"
+      local currentTimeStamp=$(date +%s)
+      local result=$(curl -s --noproxy "*" "http://127.0.0.1:${ql_port}/open/dependencies?t=$currentTimeStamp" \
+        -X POST \
+        -H "Content-Type: application/json;charset=UTF-8" \
+        -H "Authorization: Bearer ${__ql_token__}" \
+        --data-raw "[{\"name\":\"${dep_name}\",\"type\":1,\"remark\":\"自动检测：${uniq_path} 订阅依赖\"}]" 2>/dev/null)
+      
+      local code=$(echo "$result" | jq -r '.code' 2>/dev/null)
+      if [[ "$code" == "200" ]]; then
+        echo -e "已添加 pyproject.toml 依赖安装任务\n"
+      else
+        echo -e "添加 pyproject.toml 依赖失败，请手动添加\n"
+      fi
     else
-      echo -e "添加 pyproject.toml 依赖失败，请手动添加\n"
+      echo -e "复制 pyproject.toml 失败，跳过自动安装\n"
     fi
   fi
 }