diff --git a/packages.txt b/packages.txt
index 5ccf17e2066228d20ea4f1407f8796e5a37fd005..d95f41c72e00cd7350db93c2217db0349f9a84dc 100644
--- a/packages.txt
+++ b/packages.txt
@@ -7,7 +7,7 @@ install scikit-image
 install openpyxl
 install Tensorflow==1.9.0
 install Keras
-install opencv-python
+install opencv-python-headless
 install pytiff
 install pandas
 install munkres