diff --git a/python/build/libs.py b/python/build/libs.py
index 270765fec..bf45eb573 100644
--- a/python/build/libs.py
+++ b/python/build/libs.py
@@ -392,7 +392,7 @@ libnfs = AutotoolsProject(
 )
 
 boost = BoostProject(
-    'http://downloads.sourceforge.net/project/boost/boost/1.70.0/boost_1_70_0.tar.bz2',
-    '430ae8354789de4fd19ee52f3b1f739e1fba576f0aded0897c3c2bc00fb38778',
+    'https://dl.bintray.com/boostorg/release/1.71.0/source/boost_1_71_0.tar.bz2',
+    'd73a8da01e8bf8c7eda40b4c84915071a8c8a0df4a6734537ddde4a8580524ee',
     'include/boost/version.hpp',
 )