diff --git a/fe/fe-core/src/test/java/org/apache/doris/datasource/iceberg/dlf/client/IcebergDLFExternalCatalogTest.java b/fe/fe-core/src/test/java/org/apache/doris/datasource/iceberg/dlf/client/IcebergDLFExternalCatalogTest.java
index fba0ed04d94186..274163ff639a74 100644
--- a/fe/fe-core/src/test/java/org/apache/doris/datasource/iceberg/dlf/client/IcebergDLFExternalCatalogTest.java
+++ b/fe/fe-core/src/test/java/org/apache/doris/datasource/iceberg/dlf/client/IcebergDLFExternalCatalogTest.java
@@ -51,6 +51,6 @@ public void testNotSupportOperation() {
         Assert.assertThrows(NotSupportedException.class, () -> catalog.createTable(null));
         Assert.assertThrows(NotSupportedException.class, () -> catalog.dropTable(null));
         Assert.assertThrows(NotSupportedException.class, () -> catalog.dropTable("", "", true, true, true, true));
-        Assert.assertThrows(NotSupportedException.class, () -> catalog.truncateTable(null));
+        Assert.assertThrows(NotSupportedException.class, () -> catalog.truncateTable((TruncateTableStmt) null));
     }
 }