diff --git a/src/cpu/intel/model_206ax/Makefile.inc b/src/cpu/intel/model_206ax/Makefile.inc
index 1e04554..0e2733e 100644
--- a/src/cpu/intel/model_206ax/Makefile.inc
+++ b/src/cpu/intel/model_206ax/Makefile.inc
@@ -17,5 +17,11 @@
 cpu_microcode_bins += 3rdparty/blobs/cpu/intel/model_206ax/microcode.bin
 cpu_microcode_bins += 3rdparty/blobs/cpu/intel/model_306ax/microcode.bin
 
+ifneq ($(CONFIG_POSTCAR_STAGE),y)
 cpu_incs-y += $(src)/cpu/intel/model_206ax/cache_as_ram.inc
+else
+cpu_incs-y += $(src)/cpu/intel/car/non-evict/cache_as_ram.S
+postcar-y += ../car/non-evict/exit_car.S
+endif
+
 romstage-y += ../car/romstage.c