diff --git a/rtos/components/system/lvgl/docs/requirements.txt b/rtos/components/system/lvgl/docs/requirements.txt
index 0ce269828d..91356169f2 100644
--- a/rtos/components/system/lvgl/docs/requirements.txt
+++ b/rtos/components/system/lvgl/docs/requirements.txt
@@ -5,7 +5,7 @@ certifi==2020.12.5
 chardet==4.0.0
 commonmark==0.9.1
 docutils==0.16
-idna==2.10
+idna==3.7
 imagesize==1.2.0
 importlib-metadata==4.8.1
 Jinja2==2.11.3