diff --git a/pom.xml b/pom.xml
index 67bf438..398aa59 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,8 +6,8 @@
 	<version>${elasticsearch.version}</version>
 	<packaging>jar</packaging>
 	<properties>
-	    <elasticsearch.version>8.11.1</elasticsearch.version>
-		<lucene.version>9.8.0</lucene.version>
+	    <elasticsearch.version>7.3.1</elasticsearch.version>
+		<lucene.version>8.1.0</lucene.version>
 		<maven.compiler.source>1.8</maven.compiler.source>
 		<maven.compiler.target>1.8</maven.compiler.target>
 	</properties>