diff --git a/src/northbridge/intel/i945/Kconfig b/src/northbridge/intel/i945/Kconfig
index 135cbe3..360b2ab 100644
--- a/src/northbridge/intel/i945/Kconfig
+++ b/src/northbridge/intel/i945/Kconfig
@@ -26,6 +26,7 @@
 	def_bool y
 	select MMCONF_SUPPORT
 	select MMCONF_SUPPORT_DEFAULT
+	select DYNAMIC_CBMEM
 	select HAVE_DEBUG_RAM_SETUP
 	select LAPIC_MONOTONIC_TIMER