diff --git a/src/lib/Kconfig b/src/lib/Kconfig
index dd9974a..a6fb1f1 100644
--- a/src/lib/Kconfig
+++ b/src/lib/Kconfig
@@ -75,3 +75,9 @@
 	  If your platform really doesn't want to use an FMAP cache (e.g. due to
 	  space constraints), you can select this to disable warnings and save
 	  a bit more code.
+
+config ESPI_DEBUG
+	bool
+	help
+	  This option enables eSPI library helper functions for displaying debug
+	  information.