diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index 09452384221a..0cbfb496b9c8 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -1683,7 +1683,7 @@ config SIEMENS_SIMATIC_IPC_WDT
 	depends on SIEMENS_SIMATIC_IPC && PCI
 	default y
 	select WATCHDOG_CORE
-	select P2SB
+	select P2SB if X86
 	help
 	  This driver adds support for several watchdogs found in Industrial
 	  PCs from Siemens.