diff --git a/Dockerfile b/Dockerfile
index 5208abd..ca6d440 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -23,7 +23,7 @@ RUN apk add --no-cache make=4.3-r0 bash=5.1.4-r0
 RUN make build
 
 #RUNTIME
-FROM alpine:3.14.2 as runtime
+FROM alpine:3.15.0 as runtime
 LABEL org.opencontainers.image.source="https://github.com/XenitAB/mqtt-log-stdout"
 
 # hadolint ignore=DL3018