diff --git a/INSTALL b/INSTALL
index 2d645cd62..ec2b028fd 100644
--- a/INSTALL
+++ b/INSTALL
@@ -117,7 +117,7 @@ somewhere else.
 
 To build out of tree, cd to an empty directory and configure busybox from there:
 
-  make -f /path/to/source/Makefile defconfig
+  make KBUILD_SRC=/path/to/source -f /path/to/source/Makefile defconfig
   make
   make install
 
diff --git a/include/usage.h b/include/usage.h
index 7a5cbcc9a..77bc3b167 100644
--- a/include/usage.h
+++ b/include/usage.h
@@ -4514,7 +4514,8 @@
 	)
 
 /* "test --help" does not print help (POSIX compat), only "[ --help" does.
- * We display "<applet> EXPRESSION ]" here (not "<applet> EXPRESSION") */
+ * We display "<applet> EXPRESSION ]" here (not "<applet> EXPRESSION")
+ * Unfortunately, it screws up generated BusyBox.html. TODO. */
 #define test_trivial_usage \
        "EXPRESSION ]"
 #define test_full_usage "\n\n" \