--- a/taskcluster/ci/toolchain/windows.yml
+++ b/taskcluster/ci/toolchain/windows.yml
@@ -181,19 +181,20 @@ mingw32-rust-1.24:
         env:
             UPLOAD_DIR: artifacts
     run:
         using: toolchain-script
         script: repack_rust.py
         arguments: [
             '--channel', '1.24.0',
             '--host', 'i686-unknown-linux-gnu',
+            '--target', 'i686-unknown-linux-gnu',
             '--target', 'i686-pc-windows-gnu',
+            '--target', 'x86_64-pc-windows-gnu',
             '--target', 'x86_64-unknown-linux-gnu',
-            '--target', 'i686-unknown-linux-gnu',
         ]
         toolchain-alias: mingw32-rust
         toolchain-artifact: public/build/rustc.tar.xz
 
 win64-sccache:
     description: "sccache toolchain build"
     treeherder:
         kind: build