diff --git a/requirements.txt b/requirements.txt
index 673f198..406ab59 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,6 +1,7 @@
+numpy<2.0.0 # matplotlib is built with NumPy 1.x and conflicts with OpenCV 4.9+
+opencv-python==4.10.0.84
+pyinstaller==6.8.0
 lobe==0.6.2
-opencv-python==4.9.0.80
-pyinstaller==6.6.0
 
 --extra-index-url https://google-coral.github.io/py-repo/
 tflite-runtime==2.14.0; sys_platform == 'linux'