diff --git a/.github/workflows/pixi.yaml b/.github/workflows/pixi.yaml
index ac61b41f0..71f0b7ba3 100644
--- a/.github/workflows/pixi.yaml
+++ b/.github/workflows/pixi.yaml
@@ -23,11 +23,7 @@ jobs:
       # Pixi is the tool used to create/manage conda environment
       - uses: prefix-dev/setup-pixi@v0.4.1
         with:
-          pixi-version: v0.7.0
-          locked: false
-          frozen: false
-          run-install: false
-          manifest-path: build-env/pixi.yaml
+          pixi-version: v0.16.1
       - name: Make pixi workspace
         run: |
           pixi init build-env
diff --git a/.gitignore b/.gitignore
index 79bec0c7a..98b743bd2 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,6 @@ CMakeSettings.json
 
 # OSX junk
 .DS_Store
+# pixi environments
+.pixi
+
diff --git a/pixi.toml b/pixi.toml
new file mode 100644
index 000000000..e29bfb471
--- /dev/null
+++ b/pixi.toml
@@ -0,0 +1,24 @@
+[project]
+name = "BehaviorTree.CPP"
+version = "4.5.2"
+description = "This C++ 17 library provides a framework to create BehaviorTrees"
+authors = ["Tony Paulussen <T.paulussen@gmail.com>"]
+channels = ["conda-forge"]
+platforms = ["linux-64", "win-64"]
+
+[target.win-64.tasks]
+test = "'PATH=\"$PATH;build/Release\" build/tests/Release/behaviortree_cpp_test.exe'"
+
+[target.linux-64.tasks]
+test = "./build/tests/behaviortree_cpp_test"
+
+[tasks]
+build = "cd build; cmake ../BehaviorTree.CPP -DCMAKE_BUILD_TYPE=Release; cmake --build . --parallel --config Release"
+
+[dependencies]
+
+[target.win-64.dependencies]
+vs2022_win-64 = "19.*"
+
+[target.linux-64.dependencies]
+gxx = "12.2.*"
\ No newline at end of file