diff --git a/tools/get_toolchain.py b/tools/get_toolchain.py
index 91456f37e1b91be8b70031bf99e73bdd153ce7db..60764f21ab35f9f49c832b232e2eb625b01fdd30 100644
--- a/tools/get_toolchain.py
+++ b/tools/get_toolchain.py
@@ -49,7 +49,7 @@ if __name__ == '__main__':
 
     try:
         zfile = toolchains_config[target][platform]
-        URL = 'http://117.143.63.254:9012/www/rt-smart/' + zfile
+        URL = 'https://download.rt-thread.org/download/rt-smart/toolchains/' + zfile
     except:
         print('not found target')
         exit(0)