diff --git a/demos/PPC-SPC56EL-GCC/Makefile b/demos/PPC-SPC56EL-GCC/Makefile
index 03c2c8ade..7213b32e7 100644
--- a/demos/PPC-SPC56EL-GCC/Makefile
+++ b/demos/PPC-SPC56EL-GCC/Makefile
@@ -5,7 +5,7 @@
 
 # Compiler options here.
 ifeq ($(USE_OPT),)
-  USE_OPT = -O0 -ggdb -fomit-frame-pointer -falign-functions=16
+  USE_OPT = -O2 -ggdb -fomit-frame-pointer -falign-functions=16
 endif
 
 # C specific options here (added to USE_OPT).