diff --git a/README.md b/README.md
index 29bc168e..9f6252f6 100644
--- a/README.md
+++ b/README.md
@@ -27,7 +27,7 @@ You just need to init KOOM,  and it will take care of other things for you. Adva
 
 ```gradle
 dependencies {
-    implementation 'com.kwai.koom:java-oom:1.0.0'
+    implementation 'com.kwai.koom:java-oom:1.0.3'
 }
 ```
 
diff --git a/README.zh-CN.md b/README.zh-CN.md
index e6f2e62e..526f1b14 100644
--- a/README.zh-CN.md
+++ b/README.zh-CN.md
@@ -12,7 +12,7 @@ KOOM(Kwai OOM, Kill OOM)是快手性能优化团队在处理移动端OOM问题
 
 ```gradle
 dependencies {
-    implementation 'com.kwai.koom:java-oom:1.0.0'
+    implementation 'com.kwai.koom:java-oom:1.0.3'
 }
 ```
 
diff --git a/java-oom/src/main/java/com/kwai/koom/javaoom/common/KConfig.java b/java-oom/src/main/java/com/kwai/koom/javaoom/common/KConfig.java
index 99dd2d9a..ecd0fcff 100644
--- a/java-oom/src/main/java/com/kwai/koom/javaoom/common/KConfig.java
+++ b/java-oom/src/main/java/com/kwai/koom/javaoom/common/KConfig.java
@@ -72,6 +72,8 @@ public KConfigBuilder() {
       this.heapPollInterval = KConstants.HeapThreshold.POLL_INTERVAL;
       this.rootDir = KGlobalConfig.getApplication().getCacheDir()
           .getAbsolutePath() + File.separator + KOOM_DIR;
+      File dir = new File(rootDir);
+      if (!dir.exists()) dir.mkdirs();
       this.processName = KGlobalConfig.getApplication().getPackageName();
     }