1 files changed, 3 insertions, 0 deletions
diff --git a/setup.py b/setup.py
index 9ff49b6..1d95368 100644
--- a/setup.py
+++ b/setup.py
@@ -19,6 +19,9 @@ setup(
     python_requires=">=3.10",
     packages=find_packages(),
     install_requires=requirements,
+    extras_require={
+        "gui": ["PySide6>=6.5"],
+    },
     entry_points={
         "console_scripts": [
             "cs2pov=cs2pov.cli:main",