diff --git a/.github/workflows/test-bootstrapper.yml b/.github/workflows/test-bootstrapper.yml
new file mode 100644
index 0000000..ebe2a19
--- /dev/null
+++ b/.github/workflows/test-bootstrapper.yml
@@ -0,0 +1,23 @@
+name: Validate bootstrapping works
+
+on:
+  push:
+    branches: [ "master" ]
+  pull_request:
+  workflow_dispatch:
+
+jobs:
+  tests:
+    runs-on: ${{ matrix.os }}
+    strategy:
+      matrix:
+        os:
+          - ubuntu-latest
+          - macos-latest
+    steps:
+    - name: Bootstrap the agent
+      run: bash <(wget -q -O - https://raw.githubusercontent.com/mpeterson/dotfiles/master/bootstrap-dotfiles.sh)
+
+    - name: Load zsh
+      run: zsh -l
+