diff --git a/compiler/src/fast_build/ark_compiler/common/process_ark_config.ts b/compiler/src/fast_build/ark_compiler/common/process_ark_config.ts
index acd4feae..f99b71d4 100644
--- a/compiler/src/fast_build/ark_compiler/common/process_ark_config.ts
+++ b/compiler/src/fast_build/ark_compiler/common/process_ark_config.ts
@@ -97,6 +97,7 @@ export function initArkConfig(projectConfig: Object): ArkConfig {
 export function initArkProjectConfig(share: Object): Object {
   let projectConfig: Object = share.projectConfig;
   let arkProjectConfig: Object = {};
+  arkProjectConfig.projectRootPath = share.projectConfig.projectTopDir;
   if (projectConfig.aceBuildJson && fs.existsSync(projectConfig.aceBuildJson)) {
     const buildJsonInfo = JSON.parse(fs.readFileSync(projectConfig.aceBuildJson).toString());
     arkProjectConfig.projectRootPath = buildJsonInfo.projectRootPath;