diff --git a/extension/pom.xml b/extension/pom.xml
index 1c18a8b8c0..c31adc24cf 100644
--- a/extension/pom.xml
+++ b/extension/pom.xml
@@ -168,7 +168,7 @@
         <dependency>
             <groupId>org.apache.flink</groupId>
             <artifactId>flink-core</artifactId>
-            <version>1.19.1</version>
+            <version>1.20.0</version>
             <scope>test</scope>
         </dependency>
         <dependency>