diff --git a/browser/config/tooltool-manifests/win32/build-clang-cl.manifest b/browser/config/tooltool-manifests/win32/build-clang-cl.manifest
new file mode 100644
index 000000000000..3f3b50d01531
--- /dev/null
+++ b/browser/config/tooltool-manifests/win32/build-clang-cl.manifest
@@ -0,0 +1,39 @@
+[
+{
+"size": 266240,
+"digest": "bb345b0e700ffab4d09436981f14b5de84da55a3f18a7f09ebc4364a4488acdeab8d46f447b12ac70f2da1444a68b8ce8b8675f0dae2ccf845e966d1df0f0869",
+"algorithm": "sha512",
+"filename": "mozmake.exe"
+},
+{
+"version": "rustc 1.12.0 (3191fbae9 2016-09-23) repack",
+"size": 89434100,
+"digest": "4da0efd2c36c77f29846f328d9f3c095a7b7e0dfd94f76b3159d441aae02b25007a475a979fb5bf313cf8fecb22fec81684871809effcb6b514419bc3854f398",
+"algorithm": "sha512",
+"filename": "rustc.tar.bz2",
+"unpack": true
+},
+{
+"version": "cargo 0.13.0-nightly (e713e7f 2016-08-31)",
+"size": 2402000,
+"digest": "56f12f7ac437742ed717ce0ccfb0b4134160948e45d73016e48d9033567e5b01a171ac95dd7965eb007702c31da73274b5913281655f461f611ddeee37181ecc",
+"algorithm": "sha512",
+"filename": "cargo.tar.bz2",
+"unpack": true
+},
+{
+"size": 167175,
+"digest": "0b71a936edf5bd70cf274aaa5d7abc8f77fe8e7b5593a208f805cc9436fac646b9c4f0b43c2b10de63ff3da671497d35536077ecbc72dba7f8159a38b580f831",
+"algorithm": "sha512",
+"filename": "sccache.tar.bz2",
+"unpack": true
+},
+{
+"version": "Visual Studio 2015 Update 3 14.0.25425.01 / SDK 10.0.14393.0",
+"size": 326656969,
+"digest": "babc414ffc0457d27f5a1ed24a8e4873afbe2f1c1a4075469a27c005e1babc3b2a788f643f825efedff95b79686664c67ec4340ed535487168a3482e68559bc7",
+"algorithm": "sha512",
+"filename": "vs2015u3.zip",
+"unpack": true
+}
+]
diff --git a/taskcluster/scripts/misc/build-clang-windows.sh b/taskcluster/scripts/misc/build-clang-windows.sh
index 2fb5dcd12c2b..7ee5dc3cc5ef 100755
--- a/taskcluster/scripts/misc/build-clang-windows.sh
+++ b/taskcluster/scripts/misc/build-clang-windows.sh
@@ -16,7 +16,7 @@ if [ ! -e ${TOOLTOOL_AUTH_FILE} ]; then
     exit 1
 fi
 
-TOOLTOOL_MANIFEST=build/src/browser/config/tooltool-manifests/win32/releng.manifest
+TOOLTOOL_MANIFEST=build/src/browser/config/tooltool-manifests/win32/build-clang-cl.manifest
 ./tooltool.py --authentication-file="${TOOLTOOL_AUTH_FILE}" -m "${TOOLTOOL_MANIFEST}" fetch
 
 # Set up all the Visual Studio paths.