diff --git a/icedreammusic/images/icecast-2.4.4/Dockerfile b/icedreammusic/images/icecast-2.4.4/Dockerfile
index d099fd4..b322bc9 100644
--- a/icedreammusic/images/icecast-2.4.4/Dockerfile
+++ b/icedreammusic/images/icecast-2.4.4/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.15 AS share
+FROM alpine:3.16 AS share
 
 RUN apk add --no-cache git
 WORKDIR /icecast/share/
@@ -9,7 +9,7 @@ RUN chmod -R a-rwx,a+rX .
 
 ###
 
-FROM alpine:3.15 AS icecast-download
+FROM alpine:3.16 AS icecast-download
 
 RUN apk add --no-cache curl ca-certificates
 WORKDIR /usr/src/
@@ -18,7 +18,7 @@ RUN curl -L http://downloads.xiph.org/releases/icecast/icecast-${ICECAST_VERSION
 
 ###
 
-FROM alpine:3.15 AS icecast
+FROM alpine:3.16 AS icecast
 
 RUN apk add --no-cache \
 	build-base file openssl-dev libxslt-dev \
@@ -34,7 +34,7 @@ RUN make install
 
 ###
 
-FROM alpine:3.15
+FROM alpine:3.16
 
 # add runtime deps
 RUN \
diff --git a/icedreammusic/metacollector/Dockerfile b/icedreammusic/metacollector/Dockerfile
index 5176054..77fdbdd 100644
--- a/icedreammusic/metacollector/Dockerfile
+++ b/icedreammusic/metacollector/Dockerfile
@@ -11,7 +11,7 @@ RUN install -v -m0755 metacollectord /target/usr/local/bin/metacollectord
 
 ###
 
-FROM alpine:3.15
+FROM alpine:3.16
 
 RUN apk add sqlite-libs
 
diff --git a/icedreammusic/tunaposter.Dockerfile b/icedreammusic/tunaposter.Dockerfile
index 25b7a82..24a4edd 100644
--- a/icedreammusic/tunaposter.Dockerfile
+++ b/icedreammusic/tunaposter.Dockerfile
@@ -9,7 +9,7 @@ RUN install -v -m0755 tunaposter/tunaposter /target/usr/local/bin/tunaposter
 
 ###
 
-FROM alpine:3.15
+FROM alpine:3.16
 
 COPY --from=0 /target/ /