diff --git a/CHANGELOG.md b/CHANGELOG.md
index f655b64097e2578c001d27a8782afce7d254ee8e..b4029533ceea473977255d70ff0dad4739904575 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,6 @@
+## 2.0.3-rc.0
+- 修复文件句柄泄露的问题
+
 ## 2.0.2
 - 在DevEco Studio: NEXT Beta1-5.0.3.806, SDK:API12 Release(5.0.0.66)上验证通过
 - 修复改变缓存大小时，当前缓存计算错误的问题
diff --git a/entry/oh-package.json5 b/entry/oh-package.json5
index aa095602211c8155fda08fb83d0884a01831c72a..a6c48d555f13225fb0d1f99317cf51d1c662bc28 100644
--- a/entry/oh-package.json5
+++ b/entry/oh-package.json5
@@ -4,7 +4,7 @@
   "name": "entry",
   "description": "example description",
   "repository": {},
-  "version": "2.0.2",
+  "version": "2.0.3-rc.0",
   "dependencies": {
     "@ohos/disklrucache": "file:../library"
   }
diff --git a/library/oh-package.json5 b/library/oh-package.json5
index c76d3f04fb468dd3d60def7a0c892750ff379b34..f5154847b11d337bee0fe54ab6079c45d1f5005c 100644
--- a/library/oh-package.json5
+++ b/library/oh-package.json5
@@ -13,7 +13,7 @@
   "main": "index.ets",
   "repository": "https://gitee.com/openharmony-sig/ohos_disklrucache",
   "type": "module",
-  "version": "2.0.2",
+  "version": "2.0.3-rc.0",
   "dependencies": {},
   "tags": [
     "Tool"
diff --git a/library/src/main/ets/components/cache/FileUtils.ts b/library/src/main/ets/components/cache/FileUtils.ts
index 156afc6714c1ea6dbc16644e0673989df34b36ec..ad82340d2b53688eef4102e12464eeb5c7435eb3 100644
--- a/library/src/main/ets/components/cache/FileUtils.ts
+++ b/library/src/main/ets/components/cache/FileUtils.ts
@@ -39,14 +39,13 @@ export class FileUtils {
    * @param path 文件绝对路径及文件名
    * @return number 文件句柄id
    */
-  createFile(path: string): number {
-    let num = -1;
+  createFile(path: string) {
     try {
-      num = fs.openSync(path, fs.OpenMode.READ_WRITE | fs.OpenMode.CREATE).fd
+      let num = fs.openSync(path, fs.OpenMode.READ_WRITE | fs.OpenMode.CREATE).fd
+      fs.closeSync(num);
     } catch (e) {
       console.log("createFile err :" + e)
     }
-    return num;
   }
 
   /**
@@ -90,8 +89,10 @@ export class FileUtils {
    *
    * @param path 文件绝对路径
    */
-  clearFile(path: string): number {
-    return fs.openSync(path, fs.OpenMode.TRUNC).fd
+  clearFile(path: string) {
+    let file = fs.openSync(path, fs.OpenMode.TRUNC).fd
+    fs.closeSync(file);
+    return
   }
 
   /**
@@ -190,6 +191,7 @@ export class FileUtils {
     let length = fs.statSync(path).size
     let buf = new ArrayBuffer(length);
     fs.readSync(fd, buf)
+    fs.closeSync(fd);
     return buf
   }
 
@@ -204,6 +206,7 @@ export class FileUtils {
     let length = stat.size;
     let buf = new ArrayBuffer(length);
     await fs.read(fd, buf);
+    await fs.close(fd)
     return buf
   }
 
@@ -262,7 +265,7 @@ export class FileUtils {
     let fd = fs.openSync(path, fs.OpenMode.READ_WRITE | fs.OpenMode.CREATE).fd
     fs.truncateSync(fd)
     fs.writeSync(fd, content)
-    fs.fsync(fd).then(() => {
+    fs.fsync(fd).finally(() => {
       fs.close(fd).then(() => {
       }).catch((err: BusinessError) => {
         console.error("close file failed with error message: " + err.message + ", error code: " + err.code);
diff --git a/oh-package.json5 b/oh-package.json5
index e7520255bd0d3aec1d73746e9dedab3d3eb0fe10..0515ed9192b67c879c2370082e549fc2af35ce83 100644
--- a/oh-package.json5
+++ b/oh-package.json5
@@ -6,6 +6,6 @@
   "name": "disklrucache",
   "description": "example description",
   "repository": {},
-  "version": "2.0.2",
+  "version": "2.0.3-rc.0",
   "dependencies": {}
-}
+}
\ No newline at end of file