diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 5d96743..5a4cdfc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -56,9 +56,6 @@ jobs:
           retention-days: 1
 
   pytest:
-      env:
-        QTWEBENGINE_DISABLE_SANDBOX: 1
-        QT_QPA_PLATFORM: "offscreen"
       runs-on: ubuntu-latest
       needs: build
       steps:
@@ -70,6 +67,10 @@ jobs:
           uses: actions/setup-python@v4
           with:
             python-version: '3.11'
+        - name: Setup headless display
+          uses: pyvista/setup-headless-display-action@v3
+          with: 
+            qt: true
         - name: Install os dependencies
           shell: bash
           run: |
diff --git a/pyproject.toml b/pyproject.toml
index 27012be..6554be4 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -13,7 +13,7 @@ classifiers = [
     "Topic :: Scientific/Engineering",
 ]
 dependencies = [
-    "PySide6>=6.8,<=6.9.0",
+    "PySide6>=6.8",
     "qtpy~=2.4",
     "python-lsp-server[all,websockets] ~= 1.12",
 ]