diff --git a/core/package.json b/core/package.json
index f1aedff..3cb7a66 100644
--- a/core/package.json
+++ b/core/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cool-midway/core",
-  "version": "7.0.6",
+  "version": "7.0.8",
   "description": "",
   "main": "dist/index.js",
   "typings": "index.d.ts",
diff --git a/core/src/interface.ts b/core/src/interface.ts
index caf24b1..a9f8f46 100644
--- a/core/src/interface.ts
+++ b/core/src/interface.ts
@@ -164,6 +164,8 @@ export interface OSSConfig {
   maxSize?: number;
   // host
   host?: string;
+  // 阿里云oss的公网访问地址
+  publicDomain?: string;
 }
 
 /**
diff --git a/core/src/package.json b/core/src/package.json
index 1f94dfa..253b822 100644
--- a/core/src/package.json
+++ b/core/src/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cool-midway/core",
-  "version": "7.0.6",
+  "version": "7.0.8",
   "description": "",
   "main": "index.js",
   "typings": "index.d.ts",
diff --git a/file/package.json b/file/package.json
index 4eba19d..0f08d5e 100644
--- a/file/package.json
+++ b/file/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cool-midway/file",
-  "version": "7.0.3",
+  "version": "7.0.5",
   "description": "",
   "main": "dist/index.js",
   "typings": "index.d.ts",
diff --git a/file/src/interface.ts b/file/src/interface.ts
index eaedc56..6f8005f 100644
--- a/file/src/interface.ts
+++ b/file/src/interface.ts
@@ -68,7 +68,7 @@ export interface OSSConfig {
   // host
   host?: string;
   // 阿里云oss的公网访问地址
-  publicDomain: string;
+  publicDomain?: string;
 }
 
 /**
diff --git a/file/src/package.json b/file/src/package.json
index dde4bd0..d206cf2 100644
--- a/file/src/package.json
+++ b/file/src/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@cool-midway/file",
-  "version": "7.0.3",
+  "version": "7.0.5",
   "description": "",
   "main": "index.js",
   "typings": "index.d.ts",