diff --git a/flume-ng-sinks/flume-ng-elasticsearch-sink/pom.xml b/flume-ng-sinks/flume-ng-elasticsearch-sink/pom.xml
index a566333..2263abf 100644
--- a/flume-ng-sinks/flume-ng-elasticsearch-sink/pom.xml
+++ b/flume-ng-sinks/flume-ng-elasticsearch-sink/pom.xml
@@ -107,7 +107,7 @@
     <dependency>
       <groupId>org.elasticsearch</groupId>
       <artifactId>elasticsearch</artifactId>
-      <version>7.6.2</version>
+      <version>6.8.15</version>
       <optional>true</optional>
     </dependency>
     
diff --git a/pom.xml b/pom.xml
index f49fcca..35c0d5f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -87,7 +87,7 @@ limitations under the License.
     <commons-lang.version>2.5</commons-lang.version>
     <curator.version>2.6.0</curator.version>
     <derby.version>10.14.1.0</derby.version>
-    <elasticsearch.version>0.90.1</elasticsearch.version>
+    <elasticsearch.version>6.8.15</elasticsearch.version>
     <fasterxml.jackson.version>2.9.7</fasterxml.jackson.version>
     <fest-reflect.version>1.4</fest-reflect.version>
     <geronimo-jms.version>1.1.1</geronimo-jms.version>