diff --git a/pyproject.toml b/pyproject.toml
index 10cab05..f34c291 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -12,7 +12,7 @@ classifiers = [
     "Programming Language :: Python :: 3",
     "Topic :: Scientific/Engineering",
 ]
-dependencies = ["numpy", "scipy", "bec_lib", "h5py", "ophyd_devices"]
+dependencies = ["numpy", "scipy", "bec_lib", "h5py", "ophyd_devices", "opencv-python==4.11.0.86"]
 
 [project.optional-dependencies]
 dev = [