diff --git a/core/core-backend/pom.xml b/core/core-backend/pom.xml
index 18e6500287..f50b1ec41e 100644
--- a/core/core-backend/pom.xml
+++ b/core/core-backend/pom.xml
@@ -38,6 +38,12 @@
             <artifactId>calcite-core</artifactId>
             <version>${calcite-core.version}</version>
             <classifier>de</classifier>
+            <exclusions>
+                <exclusion>
+                    <groupId>com.google.guava</groupId>
+                    <artifactId>guava</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>org.apache.commons</groupId>