diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 581075a..3ab0ab2 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -20,7 +20,7 @@ jobs:
       - name: Install build dependencies
         shell: bash
         run: |
-          env && pwd && sudo apt-get update -y -qq && sudo apt-get install -y -qq llvm libc6-dev-i386 libclang-dev
+          env && pwd && sudo apt-get update -y -qq && sudo apt-get install -y -qq llvm libc6-dev-i386 libclang-dev libnewlib-dev
       - uses: fiam/arm-none-eabi-gcc@v1
         with:
           release: "9-2020-q2"
@@ -35,7 +35,14 @@ jobs:
         with:
           submodules: true
 
-      - name: Check
+      - name: Check arm
+        if: matrix.target == 'thumbv7em-none-eabi' || matrix.target == 'thumbv6m-none-eabi'
+        run: |
+          BINDGEN_EXTRA_CLANG_ARGS='--sysroot=/usr/include/newlib' cargo check
+          BINDGEN_EXTRA_CLANG_ARGS='--sysroot=/usr/include/newlib' cargo check --all-features
+
+      - name: Check x64
+        if: matrix.target == 'x86_64-unknown-linux-gnu'
         run: |
           cargo check
           cargo check --all-features