diff --git a/contrib/gitian-descriptors/gitian-osx.yml b/contrib/gitian-descriptors/gitian-osx.yml
--- a/contrib/gitian-descriptors/gitian-osx.yml
+++ b/contrib/gitian-descriptors/gitian-osx.yml
@@ -47,7 +47,7 @@
 
   # CMake toolchain file name differ from host name
   declare -A CMAKE_TOOLCHAIN_FILE
-  CMAKE_TOOLCHAIN_FILE[x86_64-apple-darwin14]=OSX.cmake
+  CMAKE_TOOLCHAIN_FILE[x86_64-apple-darwin16]=OSX.cmake
 
   INSTALL_COMPONENTS="bitcoind bitcoin-qt bitcoin-seeder"