diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index b295b9b..b726147 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -18,15 +18,6 @@ jobs:
         with:
           python-version: ${{ matrix.python-version }}
 
-      - name: Install system dependencies
-        run: |
-          sudo apt-get update
-          sudo apt-get install -y libgl1-mesa-glx libglfw3 libglu1-mesa-dev freeglut3-dev mesa-utils
-
-      - name: Verify OpenGL installation
-        run: |
-          glxinfo | grep "OpenGL"
-
       - name: Install Poetry
         run: |
           python -m pip install --upgrade pip
@@ -36,10 +27,6 @@ jobs:
         run: |
           poetry install --with dev
 
-      - name: Install OpenGL and GLFW Python dependencies
-        run: |
-          poetry run pip install PyOpenGL glfw
-
       - name: Run tests
         run: |
           poetry run pytest
diff --git a/tests/test_slm.py b/tests/test_slm.py
index 7c6344b..85ec3c8 100644
--- a/tests/test_slm.py
+++ b/tests/test_slm.py
@@ -2,9 +2,14 @@
 
 import astropy.units as u
 import cv2
+import pytest
+
+pytest.importorskip("glfw", reason="GLFW is required for the ScanningMicroscope module")
+pytest.importorskip("OpenGL.GL", reason="PyOpenGL is required for OpenGL rendering")
+
 import glfw
 import numpy as np  # for debugging
-import pytest
+
 
 from ..openwfs.devices.slm import SLM, Patch, geometry
 from ..openwfs.utilities import Transform