diff --git a/cassandra/src/test/java/org/apache/calcite/test/CassandraExtension.java b/cassandra/src/test/java/org/apache/calcite/test/CassandraExtension.java
index 8d72bc177480..fc635dd170bf 100644
--- a/cassandra/src/test/java/org/apache/calcite/test/CassandraExtension.java
+++ b/cassandra/src/test/java/org/apache/calcite/test/CassandraExtension.java
@@ -24,12 +24,11 @@
 import org.apache.cassandra.config.DatabaseDescriptor;
 import org.apache.cassandra.service.CassandraDaemon;
 import org.apache.cassandra.service.StorageService;
+import org.apache.commons.lang3.SystemUtils;
 
 import com.datastax.oss.driver.api.core.CqlSession;
 import com.google.common.collect.ImmutableMap;
 
-import org.apache.commons.lang3.SystemUtils;
-
 import org.cassandraunit.utils.EmbeddedCassandraServerHelper;
 import org.junit.jupiter.api.extension.ConditionEvaluationResult;
 import org.junit.jupiter.api.extension.ExecutionCondition;