diff --git a/elasticsearch/src/main/java/com/infinilabs/ik/elasticsearch/ConfigurationSub.java b/elasticsearch/src/main/java/com/infinilabs/ik/elasticsearch/ConfigurationSub.java
index 68ab6bad..751c9050 100755
--- a/elasticsearch/src/main/java/com/infinilabs/ik/elasticsearch/ConfigurationSub.java
+++ b/elasticsearch/src/main/java/com/infinilabs/ik/elasticsearch/ConfigurationSub.java
@@ -29,7 +29,7 @@ public ConfigurationSub(Environment env,Settings settings) {
 
 	@Override
 	public Path getConfDir() {
-		return this.environment.configFile().resolve(AnalysisIkPlugin.PLUGIN_NAME);
+		return this.environment.configDir().resolve(AnalysisIkPlugin.PLUGIN_NAME);
 	}
 
 	public Path getConfigInPluginDir() {
diff --git a/pom.xml b/pom.xml
index 6a39d9b0..f277d150 100755
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
 
     <properties>
         <lucene.version>9.3.0</lucene.version>
-        <elasticsearch.version>8.4.1</elasticsearch.version>
+        <elasticsearch.version>8.18.0</elasticsearch.version>
         <opensearch.version>2.0.1</opensearch.version>
         <maven.compiler.target>1.8</maven.compiler.target>