diff --git a/doc/api/efi.rst b/doc/api/efi.rst
index b9c0c6e..0667c3a 100644
--- a/doc/api/efi.rst
+++ b/doc/api/efi.rst
@@ -78,6 +78,12 @@
 .. kernel-doc:: lib/efi_loader/efi_memory.c
    :internal:
 
+SetWatchdogTimer service
+~~~~~~~~~~~~~~~~~~~~~~~~
+
+.. kernel-doc:: lib/efi_loader/efi_watchdog.c
+   :internal:
+
 Runtime services
 ----------------