diff --git a/testsBP/simple/Makefile b/testsBP/simple/Makefile
index 4447f2843..66a8d7f12 100644
--- a/testsBP/simple/Makefile
+++ b/testsBP/simple/Makefile
@@ -4,8 +4,8 @@ ROOT		:= ..
 LIBRARY_DIRS	:= ${ROOT}/crt0
 LIBRARY_FILES	:= crt0
 
-MARCH           :=-march=rv64ic
-MABI            :=-mabi=lp64
+MARCH           :=-march=rv64imfdc
+MABI            :=-mabi=lp64d
 LINK_FLAGS      :=$(MARCH) $(MABI) -nostartfiles -Wl,-Map=$(TARGET).map
 
 CFLAGS =$(MARCH) $(MABI) -Wa,-alhs -Wa,-L -mcmodel=medany  -mstrict-align -O2