diff --git a/README.md b/README.md
index 8a0f42b..0f5edbd 100644
--- a/README.md
+++ b/README.md
@@ -16,6 +16,7 @@
 * uiautomator2
 * dominate
 * opencc
+* opencv
 * js2py
 
 # `cli.py`