diff --git a/scripts/config/README b/scripts/config/README
index 81243e8016..d193050ba4 100644
--- a/scripts/config/README
+++ b/scripts/config/README
@@ -22,7 +22,9 @@ OpenWrt Buildroot:
    that may cause one.
  - use pre-built *.lex.c *.tab.[ch] files by default, to avoid depending on
    flex & bison.  Rebuild/remove these files only if running make with
-   BUILD_SHIPPED_FILES defined
+   BUILD_SHIPPED_FILES defined.
+ - allow a bool symbol to select a tristate symbol that depends on m (i.e.
+   a package that should only be built as a module).
 
 For a full list of changes, see the repository at:
 https://github.com/cotequeiroz/linux/commits/openwrt/scripts/kconfig
diff --git a/scripts/config/symbol.c b/scripts/config/symbol.c
index 5c6f540314..051472238d 100644
--- a/scripts/config/symbol.c
+++ b/scripts/config/symbol.c
@@ -205,7 +205,7 @@ static void sym_calc_visibility(struct symbol *sym)
 	tri = yes;
 	if (sym->dir_dep.expr)
 		tri = expr_calc_value(sym->dir_dep.expr);
-	if (tri == mod && sym_get_type(sym) == S_BOOLEAN)
+	if (tri == mod)
 		tri = yes;
 	if (sym->dir_dep.tri != tri) {
 		sym->dir_dep.tri = tri;