diff --git a/buildconfig/CMake/Bootstrap.cmake b/buildconfig/CMake/Bootstrap.cmake
index 2b0b240acb971a22089f6882679733cb2562bb70..cf21cd8d4a9d1d1e9bcd84f0e00d6a48588d668b 100644
--- a/buildconfig/CMake/Bootstrap.cmake
+++ b/buildconfig/CMake/Bootstrap.cmake
@@ -10,7 +10,7 @@ if( MSVC )
   include ( ExternalProject )
   set( EXTERNAL_ROOT ${PROJECT_SOURCE_DIR}/external )
   set( THIRD_PARTY_GIT_URL "https://github.com/mantidproject/thirdparty-msvc2015.git" )
-  set ( THIRD_PARTY_GIT_SHA1 f73d59f82eaa2ea990c33b76447dcf9dcb670885 )
+  set ( THIRD_PARTY_GIT_SHA1 68ee6fc88cfaa1c369a5fe8460c52b7bd266d3ad )
   set ( THIRD_PARTY_DIR ${EXTERNAL_ROOT}/src/ThirdParty )
   # Generates a script to do the clone/update in tmp
   set ( _project_name ThirdParty )