diff --git a/.github/workflows/doc.yml b/.github/workflows/doc.yml
index ef13b7b..0b11f2a 100644
--- a/.github/workflows/doc.yml
+++ b/.github/workflows/doc.yml
@@ -20,7 +20,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v6
         with: { submodules: recursive }
-      - uses: prefix-dev/setup-pixi@v0.9.3
+      - uses: prefix-dev/setup-pixi@v0.9.4
         with: { pixi-version: v0.63.2 }
       - name: build documentation
         run: |
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 2d4a795..f2cc2a1 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -17,7 +17,7 @@ jobs:
     steps:
       - name: checkout
         uses: actions/checkout@v6
-      - uses: prefix-dev/setup-pixi@v0.9.3
+      - uses: prefix-dev/setup-pixi@v0.9.4
         with: { pixi-version: v0.63.2 }
       - name: pylint
         run: pixi run pylint
diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 963b3db..e67dbef 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -31,7 +31,7 @@ jobs:
       - name: checkout
         uses: actions/checkout@v6
         with: { submodules: recursive }
-      - uses: prefix-dev/setup-pixi@v0.9.3
+      - uses: prefix-dev/setup-pixi@v0.9.4
         with:
           pixi-version: v0.63.2
       - name: doctest