diff --git a/tools/checklocks/BUILD b/tools/checklocks/BUILD
index 7ac5689c1c..c8a03665da 100644
--- a/tools/checklocks/BUILD
+++ b/tools/checklocks/BUILD
@@ -17,6 +17,7 @@ go_library(
     nogo = False,
     visibility = [
         "//:__pkg__",
+        "//go/tools/blazechecker:__subpackages__",  # experimental usage, don't expect compatibility or support
         "//tools/checklocks/cmd:__subpackages__",
         "//tools/nogo:__subpackages__",
     ],