diff --git a/BUILD b/BUILD
index cc5fd3eb47a487b19e79bc992cf540aae67e6d8e..f20b2c2a43107fb5c1462af87bd3db036e6b79a9 100644
--- a/BUILD
+++ b/BUILD
@@ -533,8 +533,6 @@ grpc_cc_library(
         "src/core/lib/iomgr/wakeup_fd_nospecial.c",
         "src/core/lib/iomgr/wakeup_fd_pipe.c",
         "src/core/lib/iomgr/wakeup_fd_posix.c",
-        "src/core/lib/iomgr/workqueue_uv.c",
-        "src/core/lib/iomgr/workqueue_windows.c",
         "src/core/lib/json/json.c",
         "src/core/lib/json/json_reader.c",
         "src/core/lib/json/json_string.c",
@@ -652,9 +650,6 @@ grpc_cc_library(
         "src/core/lib/iomgr/wakeup_fd_cv.h",
         "src/core/lib/iomgr/wakeup_fd_pipe.h",
         "src/core/lib/iomgr/wakeup_fd_posix.h",
-        "src/core/lib/iomgr/workqueue.h",
-        "src/core/lib/iomgr/workqueue_uv.h",
-        "src/core/lib/iomgr/workqueue_windows.h",
         "src/core/lib/json/json.h",
         "src/core/lib/json/json_common.h",
         "src/core/lib/json/json_reader.h",