diff --git a/icedreammusic/metacollector/Dockerfile b/icedreammusic/metacollector/Dockerfile
index e93148d..488e72f 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:3.14
+FROM alpine:3.15
 
 RUN apk add sqlite-libs
 
diff --git a/icedreammusic/tunaposter.Dockerfile b/icedreammusic/tunaposter.Dockerfile
index 53a4dcb..0456493 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:3.14
+FROM alpine:3.15
 
 COPY --from=0 /target/ /