diff --git a/.github/workflows/cxxwrap4.yml b/.github/workflows/cxxwrap4.yml
new file mode 100644
index 0000000..04223fa
--- /dev/null
+++ b/.github/workflows/cxxwrap4.yml
@@ -0,0 +1,54 @@
+name: cxxwrap4
+on:
+  push:
+    branches:
+      - main
+    tags: ['*']
+  pull_request:
+    paths:
+      - "cxxwrap4/**"
+      - ".github/workflows/cxxwrap4.yml"
+  workflow_dispatch:
+
+defaults:
+  run:
+    working-directory: ./cxxwrap4
+
+concurrency:
+  # Skip intermediate builds: always.
+  # Cancel intermediate builds: only if it is a pull request build.
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}
+jobs:
+  test:
+    name: Julia ${{ matrix.version }} - ${{ matrix.os }} - ${{ matrix.arch }} - ${{ github.event_name }}
+    runs-on: ${{ matrix.os }}
+    timeout-minutes: 60
+    continue-on-error: ${{ matrix.experimental }}
+    permissions: # needed to allow julia-actions/cache to proactively delete old caches that it has created
+      actions: write
+      contents: read
+    strategy:
+      fail-fast: false
+      matrix:
+        version: ['1.6', '1.10', '1']
+        experimental: [false]
+        os:
+          - ubuntu-latest
+          # - macos-latest
+        arch: [x64]
+    steps:
+      - uses: actions/checkout@v4
+      - uses: julia-actions/setup-julia@v2
+        with:
+          version: ${{ matrix.version }}
+          arch: ${{ matrix.arch }}
+      - uses: julia-actions/cache@v1
+      - name: Install Eigen
+        run: sudo apt-get install libeigen3-dev
+      - uses: julia-actions/julia-buildpkg@v1
+        with:
+          project: cxxwrap4
+      - uses: julia-actions/julia-runtest@v1
+        with:
+          project: cxxwrap4
\ No newline at end of file
diff --git a/affine/src/MyCxxWrap5.jl b/affine/src/MyCxxWrap5.jl
index d18603d..fe383d0 100644
--- a/affine/src/MyCxxWrap5.jl
+++ b/affine/src/MyCxxWrap5.jl
@@ -10,7 +10,7 @@ using ..MyCxxWrap5
 using CxxWrap
 using Libdl
 
-@wrapmodule(() -> joinpath(pkgdir(@__MODULE__), "../deps/build/lib/libjl_affine.$(dlext)"))
+@wrapmodule(() -> joinpath(pkgdir(@__MODULE__), "deps/build/lib/libjl_affine.$(dlext)"))
 
 function __init__()
     @initcxx