diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index bf18d757b87641e2413ab712626f6c0e55b6c7ff..a509b8d79781fe4c915a8444929348d758ad8c39 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -457,7 +457,7 @@ config LEGACY_PTYS
 config LEGACY_PTY_COUNT
 	int "Maximum number of legacy PTY in use"
 	depends on LEGACY_PTYS
-	range 1 256
+	range 0 256
 	default "256"
 	---help---
 	  The maximum number of legacy PTYs that can be used at any one time.