diff --git a/hinghwa-dict-backend/Dockerfile b/hinghwa-dict-backend/Dockerfile
index 4e7917e..8a712b7 100644
--- a/hinghwa-dict-backend/Dockerfile
+++ b/hinghwa-dict-backend/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.8.11
+FROM python:3.10
 
 WORKDIR /usr/src/HinghwaDict-backend