diff --git a/grain/BUILD b/grain/BUILD
index 4c144cc4..a68844e0 100644
--- a/grain/BUILD
+++ b/grain/BUILD
@@ -51,6 +51,7 @@ py_library(
         ":python_lazy_dataset",  # build_cleaner: keep
         "//grain/_src/core:transforms",  # build_cleaner: keep
         "//grain/_src/python/experimental/example_packing:packing",  # build_cleaner: keep
+        "//grain/_src/python/experimental/proto_parsers:encode",  # build_cleaner: keep
         "//grain/_src/python/experimental/proto_parsers:fast_proto_parser",  # build_cleaner: keep
     ],
 )