diff --git a/pom.xml b/pom.xml
index c94c503..5429ed4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -35,7 +35,7 @@
     <dependency>
       <groupId>org.apache.calcite</groupId>
       <artifactId>calcite-core</artifactId>
-      <version>1.20.0</version>
+      <version>1.26.0</version>
     </dependency>
 
   </dependencies>