diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index 1eb7c7d..250502c 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -22,25 +22,25 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        arch:
-          - { name: i686, alt: x86 }
-          - { name: x86_64, alt: amd64 }
-          - { name: aarch64, alt: arm64 }
-          - { name: powerpc, alt: powerpc }
+        #arch:
+        #  - { name: i686, alt: x86 }
+        #  - { name: x86_64, alt: amd64 }
+        #  - { name: aarch64, alt: arm64 }
+        #  - { name: powerpc, alt: powerpc }
           - { name: powerpc64, alt: powerpc64 }
-          - { name: riscv32, alt: riscv }
-          - { name: riscv64, alt: riscv }
-          - { name: mips, alt: mips }
-          - { name: m68k, alt: m68k }
+        #  - { name: riscv32, alt: riscv }
+        #  - { name: riscv64, alt: riscv }
+        #  - { name: mips, alt: mips }
+        #  - { name: m68k, alt: m68k }
         libc: [ gnu, musl ]
-        include:
-          - { arch: { name: mips64, alt: mips }, libc: gnuabi64 }
-          - { arch: { name: mips64, alt: mips }, libc: musl }
-          - { arch: { name: arm, alt: arm }, libc: gnueabihf }
-          - { arch: { name: arm, alt: arm }, libc: musleabihf }
-          - { arch: { name: armv7l, alt: arm }, libc: musleabihf }
-        exclude:
-          - { arch: { name: riscv32, alt: riscv }, libc: gnu }
+        #include:
+        #  - { arch: { name: mips64, alt: mips }, libc: gnuabi64 }
+        #  - { arch: { name: mips64, alt: mips }, libc: musl }
+        #  - { arch: { name: arm, alt: arm }, libc: gnueabihf }
+        #  - { arch: { name: arm, alt: arm }, libc: musleabihf }
+        #  - { arch: { name: armv7l, alt: arm }, libc: musleabihf }
+        #exclude:
+        #  - { arch: { name: riscv32, alt: riscv }, libc: gnu }
 
     runs-on: ubuntu-latest
 
@@ -201,6 +201,13 @@ jobs:
             dirs runtime
           sudo cp -fpR build/lib/mlton/targets/${{ matrix.arch.name }}-linux-${{ matrix.libc }} /opt/boot/lib/mlton/targets/
 
+      - name: Build Hello World
+        run: |
+          mkdir hello && cd hello
+          echo 'print "hi\n";' > hello.sml
+          PATH="/opt/boot/bin:$PATH" mlton -verbose 2 -debug true -keep g -target ${{ matrix.arch.name }}-linux-${{ matrix.libc }} -cc-opt -I/usr/local/include -link-opt -L/usr/local/lib -link-opt -static
+          ./hello
+          
       - name: Build MLton
         run: |
           cd mlton
@@ -252,7 +259,7 @@ jobs:
         uses: actions/upload-artifact@v3
         with:
           name: debug-${{ matrix.arch.name }}-${{ matrix.libc }}
-          path: mlton/mlton/mlton-compile*
+          path: hello/*
 
       - name: Package
         if: ${{ !cancelled() }}