update base image.

Related-PRODX: PRODX-27679
Change-Id: I1c3810750774d70e1066c9005457226166d11f6f
diff --git a/Dockerfile b/Dockerfile
index cdf9d4f..baea4c2 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,6 +1,6 @@
-FROM python:3.9.12-alpine3.15
+FROM python:3.9.15-alpine3.16
 
-LABEL build_date="2022-05-13"
+LABEL build_date="2022-10-27"
 
 RUN apk upgrade --update