diff --git a/sys/dev/iicbus/acpi_iicbus.c b/sys/dev/iicbus/acpi_iicbus.c
index eb5f31d6132f09..873a96b04823ac 100644
--- a/sys/dev/iicbus/acpi_iicbus.c
+++ b/sys/dev/iicbus/acpi_iicbus.c
@@ -75,7 +75,7 @@ struct acpi_iicbus_ivars {
 	ACPI_HANDLE		handle;
 };
 
-static int install_space_handler = 0;
+static int install_space_handler = 1;
 TUNABLE_INT("hw.iicbus.enable_acpi_space_handler", &install_space_handler);
 
 static inline bool