diff --git a/Dockerfile b/Dockerfile
index 4084fc1..73ae9ae 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,7 +2,7 @@
 # BUILD CONTAINER
 ##
 
-FROM alpine:3.15.0 as certs
+FROM alpine:3.16.3 as certs
 
 RUN \
 apk add --no-cache ca-certificates