diff --git a/pom.xml b/pom.xml
old mode 100644
new mode 100755
index 4737083..58f9aa4
--- a/pom.xml
+++ b/pom.xml
@@ -12,7 +12,7 @@
     <inceptionYear>2011</inceptionYear>
 
     <properties>
-        <elasticsearch.version>7.4.0</elasticsearch.version>
+        <elasticsearch.version>7.14.0-SNAPSHOT</elasticsearch.version>
         <maven.compiler.target>1.8</maven.compiler.target>
         <elasticsearch.assembly.descriptor>${project.basedir}/src/main/assemblies/plugin.xml</elasticsearch.assembly.descriptor>
         <elasticsearch.plugin.name>analysis-ik</elasticsearch.plugin.name>
diff --git a/src/main/java/org/wltea/analyzer/cfg/Configuration.java b/src/main/java/org/wltea/analyzer/cfg/Configuration.java
old mode 100644
new mode 100755
index dadd0f2..acea595
--- a/src/main/java/org/wltea/analyzer/cfg/Configuration.java
+++ b/src/main/java/org/wltea/analyzer/cfg/Configuration.java
@@ -4,7 +4,7 @@
 package org.wltea.analyzer.cfg;
 
 import org.elasticsearch.common.inject.Inject;
-import org.elasticsearch.common.io.PathUtils;
+import org.elasticsearch.core.PathUtils;
 import org.elasticsearch.common.settings.Settings;
 import org.elasticsearch.env.Environment;
 import org.elasticsearch.plugin.analysis.ik.AnalysisIkPlugin;
diff --git a/src/main/java/org/wltea/analyzer/dic/Dictionary.java b/src/main/java/org/wltea/analyzer/dic/Dictionary.java
old mode 100644
new mode 100755
index 2e72ed0..e08bb0a
--- a/src/main/java/org/wltea/analyzer/dic/Dictionary.java
+++ b/src/main/java/org/wltea/analyzer/dic/Dictionary.java
@@ -52,7 +52,7 @@ import org.apache.http.client.methods.HttpGet;
 import org.apache.http.impl.client.CloseableHttpClient;
 import org.apache.http.impl.client.HttpClients;
 import org.elasticsearch.SpecialPermission;
-import org.elasticsearch.common.io.PathUtils;
+import org.elasticsearch.core.PathUtils;
 import org.elasticsearch.plugin.analysis.ik.AnalysisIkPlugin;
 import org.wltea.analyzer.cfg.Configuration;
 import org.apache.logging.log4j.Logger;