diff --git a/TODO b/TODO
index 0e03bac0..92d7cb2b 100644
--- a/TODO
+++ b/TODO
@@ -46,6 +46,7 @@ Version 1.5.0:
 * Apply watchdog patches from J. Mohre.
 * Move device driver files in subdirectories.
 * Document ec_fsm_foe members.
+* Test KBUILD_EXTRA_SYMBOLS.
 
 Future issues: