diff --git a/bsp/lpc1114/rtconfig.py b/bsp/lpc1114/rtconfig.py
index 4eb53465df6b6d23ed558bc68c1d6b156e52359d..0fc441cee65be668ef12b60ae9b12a51205e5d46 100644
--- a/bsp/lpc1114/rtconfig.py
+++ b/bsp/lpc1114/rtconfig.py
@@ -17,7 +17,7 @@ if  CROSS_TOOL == 'gcc':
     PLATFORM    = 'gcc'
     EXEC_PATH   = r'/usr/bin'
 else:
-    print 'Please make sure your toolchains is GNU GCC!'
+    print ('Please make sure your toolchains is GNU GCC!')
     exit(0)
 
 if os.getenv('RTT_EXEC_PATH'):
diff --git a/bsp/lpc43xx/M4/SConstruct b/bsp/lpc43xx/M4/SConstruct
index bcdc7f03eb63d2c1569c0d078504a2370227fef8..261af3765bebf2a5e6efff2f4848ab1b7fbc3284 100644
--- a/bsp/lpc43xx/M4/SConstruct
+++ b/bsp/lpc43xx/M4/SConstruct
@@ -30,7 +30,7 @@ if rtconfig.CROSS_TOOL == 'gcc':
     print('build M0 code first')
     if sys.platform.startswith('linux'):
         import glob
-        ocwd = os.getcwdu()
+        ocwd = os.getcwd()
         os.chdir('../M0')
         res = os.system('scons')
         if res:
@@ -41,7 +41,7 @@ if rtconfig.CROSS_TOOL == 'gcc':
         os.chdir(ocwd)
     else:
         # Assume Windows.
-        ocwd = os.getcwdu()
+        ocwd = os.getcwd()
         os.chdir('..\M0')
         os.system('scons.bat')
         os.chdir(ocwd)