diff --git a/cpu/mpc85xx/config.mk b/cpu/mpc85xx/config.mk
index f6df702..9e574a2 100644
--- a/cpu/mpc85xx/config.mk
+++ b/cpu/mpc85xx/config.mk
@@ -25,3 +25,4 @@ PLATFORM_RELFLAGS += -fPIC -ffixed-r14 -meabi
 
 PLATFORM_CPPFLAGS += -DCONFIG_MPC85xx -DCONFIG_E500 -ffixed-r2 \
 			-Wa,-me500 -msoft-float -mno-string
+PLATFORM_CPPFLAGS +=$(call cc-option,-mno-spe)