diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 8d731a12..e2ea4e3f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -10,7 +10,9 @@ jobs:
       matrix:
         target:
           - thumbv7em-none-eabi
+          - thumbv6m-none-eabi # like the Cortex-M0+
           - x86_64-unknown-linux-gnu
+          - x86_64-pc-windows-msvc
 
     steps:
       - name: Install build dependencies
@@ -24,7 +26,7 @@ jobs:
       - name: Install rust
         run: rustup show
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v3
       - name: Build
         run: cargo build --release --verbose