diff --git a/demos/SPC5/RT-SPC56EC-EVB/Makefile_ghs b/demos/SPC5/RT-SPC56EC-EVB/Makefile_ghs
index a97fb9049..8f04d6d26 100644
--- a/demos/SPC5/RT-SPC56EC-EVB/Makefile_ghs
+++ b/demos/SPC5/RT-SPC56EC-EVB/Makefile_ghs
@@ -5,7 +5,7 @@
 
 # Compiler options here.
 ifeq ($(USE_OPT),)
-  USE_OPT = -gnu99 -G -Ospeed -Onounroll
+  USE_OPT = -gnu99 -G -dual_debug -Ospeed -Onounroll
 endif
 
 # C specific options here (added to USE_OPT).