diff --git a/velox/connectors/hive/storage_adapters/hdfs/HdfsFileSystem.h b/velox/connectors/hive/storage_adapters/hdfs/HdfsFileSystem.h
index fed15034b3c1..b541ec629baf 100644
--- a/velox/connectors/hive/storage_adapters/hdfs/HdfsFileSystem.h
+++ b/velox/connectors/hive/storage_adapters/hdfs/HdfsFileSystem.h
@@ -17,10 +17,6 @@
 
 namespace facebook::velox::filesystems {
 
-namespace arrow::io::internal {
-class LibHdfsShim;
-}
-
 struct HdfsServiceEndpoint {
   HdfsServiceEndpoint(
       const std::string& hdfsHost,