diff --git a/xds/src/main/java/io/grpc/xds/XdsClient.java b/xds/src/main/java/io/grpc/xds/XdsClient.java
index c8163aa9819..ecdf7ab37a4 100644
--- a/xds/src/main/java/io/grpc/xds/XdsClient.java
+++ b/xds/src/main/java/io/grpc/xds/XdsClient.java
@@ -48,6 +48,7 @@
  * protocols (e.g., LDS, RDS, VHDS, CDS and EDS) over a single channel. Watch-based interfaces
  * are provided for each set of data needed by gRPC.
  */
+@ExperimentalApi("https://github.com/grpc/grpc-java/issues/10862")
 public abstract class XdsClient {
 
   static boolean isResourceNameValid(String resourceName, String typeUrl) {