diff --git a/tools/toolchains/gcc.py b/tools/toolchains/gcc.py
old mode 100644
new mode 100755
index 3d89c3cd376..18aa2a8c4c4
--- a/tools/toolchains/gcc.py
+++ b/tools/toolchains/gcc.py
@@ -110,7 +110,7 @@ def __init__(self, target,  notify=None, macros=None, build_profile=None,
 
         self.flags['ld'] += self.cpu
         self.ld = [join(tool_path, "arm-none-eabi-gcc")] + self.flags['ld']
-        self.sys_libs = ["stdc++", "supc++", "m", "c", "gcc", "nosys"]
+        self.sys_libs = ["stdc++_nano", "supc++_nano", "m", "c_nano", "gcc", "nosys"]
         self.preproc = [join(tool_path, "arm-none-eabi-cpp"), "-E", "-P"]
 
         self.ar = join(tool_path, "arm-none-eabi-ar")