diff --git a/CrossCompile.sh b/CrossCompile.sh
index c068ea1..5982fef 100755
--- a/CrossCompile.sh
+++ b/CrossCompile.sh
@@ -73,6 +73,14 @@ export CC_FULLPATH="${SYSROOT}/${CROSS_COMPILE}"
 export CC=${CROSS_COMPILE}gcc
 export CXX=${CROSS_COMPILE}g++
 
+export AS=arm-buildroot-linux-gnueabihf-as
+export NM=arm-buildroot-linux-gnueabihf-nm
+export OBJCOPY=arm-buildroot-linux-gnueabihf-objcopy
+export STRIP=arm-buildroot-linux-gnueabihf-strip
+#for contiki-ng
+export LD_OVERRIDE=$CC
+
+
 #--- gnupru
 export PASM=pasm
 ##export PSYSROOT=/home/ru/pru/pru-gcc/bin
diff --git a/MakeTOOLCHAIN.sh b/MakeTOOLCHAIN.sh
index 134f9f1..0fecf27 100755
--- a/MakeTOOLCHAIN.sh
+++ b/MakeTOOLCHAIN.sh
@@ -89,6 +89,13 @@ export CC_FULLPATH="${SYSROOT}/${CROSS_COMPILE}"
 export CC=${CROSS_COMPILE}gcc
 export CXX=${CROSS_COMPILE}g++
 
+export AS=${CROSS_COMPILE}as
+export NM==${CROSS_COMPILE}nm
+export OBJCOPY==${CROSS_COMPILE}objcopy
+export STRIP==${CROSS_COMPILE}strip
+#for contiki-ng
+export LD_OVERRIDE=${CROSS_COMPILE}gcc
+
 if [ \$# -eq "0" ] 
 then
 PROMPT_COMMAND='PS1="\[\033[0;31m\]CROSS CC:\[\033[0;32m\]\$PS1";unset PROMPT_COMMAND' bash ; reset