diff --git a/3.9/alpine3.14/Dockerfile b/3.9/alpine3.14/Dockerfile
index 5f972eb20..4b53b1191 100644
--- a/3.9/alpine3.14/Dockerfile
+++ b/3.9/alpine3.14/Dockerfile
@@ -4,7 +4,7 @@
 # PLEASE DO NOT EDIT IT DIRECTLY.
 #
 
-FROM alpine:3.14
+FROM alpine:3.15
 
 # ensure local python is preferred over distribution python
 ENV PATH /usr/local/bin:$PATH