diff --git a/subsys/shell/backends/Kconfig.backends b/subsys/shell/backends/Kconfig.backends
index 0423d57d0b3..9bab0be275d 100644
--- a/subsys/shell/backends/Kconfig.backends
+++ b/subsys/shell/backends/Kconfig.backends
@@ -29,6 +29,7 @@ if SHELL_BACKEND_SERIAL
 
 config SHELL_BACKEND_SERIAL_INIT_PRIORITY
 	int "Initialization priority"
+	default 55 if ACPI
 	default 0
 	range 0 99
 	help