diff --git a/pom.xml b/pom.xml
index c9b7633..0cde4f8 100644
--- a/pom.xml
+++ b/pom.xml
@@ -18,7 +18,7 @@
         <gson.version>2.8.5</gson.version>
         <moea.version>2.12</moea.version>
         <jetty.version>9.3.27.v20190418</jetty.version>
-        <flink.version>1.11.1</flink.version>
+        <flink.version>1.11.3</flink.version>
     </properties>
 
     <dependencies>