diff --git a/build/get_landmines.py b/build/get_landmines.py
index bb87459a0bbe43..9fe984e8992088 100755
--- a/build/get_landmines.py
+++ b/build/get_landmines.py
@@ -45,7 +45,7 @@ def print_landmines():
     print ('Improper dependency for create_nmf.py broke in r240802, '
            'fixed in r240860.')
   if (platform() == 'win' and gyp_msvs_version().startswith('2015')):
-    print 'Switch to VS2015 Update 3'
+    print 'Switch to VS2015 Update 3, 14393 SDK'
   print 'Need to clobber everything due to an IDL change in r154579 (blink)'
   print 'Need to clobber everything due to gen file moves in r175513 (Blink)'
   if (platform() != 'ios'):
diff --git a/build/vs_toolchain.py b/build/vs_toolchain.py
index c768a8a74bffe7..3edf1fff67cb44 100755
--- a/build/vs_toolchain.py
+++ b/build/vs_toolchain.py
@@ -305,12 +305,8 @@ def _GetDesiredVsToolchainHashes():
   """Load a list of SHA1s corresponding to the toolchains that we want installed
   to build with."""
   if GetVisualStudioVersion() == '2015':
-    if bool(int(os.environ.get('DEPOT_TOOLS_WIN_SDK_PRERELEASE', '0'))):
-      # Update 3 final with patches with 10.0.14393 SDK.
-      return ['d3cb0e37bdd120ad0ac4650b674b09e81be45616']
-    else:
-      # Update 3 final with patches with 10.0.10586.0 SDK.
-      return ['d5dc33b15d1b2c086f2f6632e2fd15882f80dbd3']
+    # Update 3 final with patches with 10.0.14393.0 SDK.
+    return ['d3cb0e37bdd120ad0ac4650b674b09e81be45616']
   else:
     return ['03a4e939cd325d6bc5216af41b92d02dda1366a6']