diff --git a/docker/Dockerfile b/docker/Dockerfile
index 4cfc3c72..9b069802 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -32,7 +32,7 @@ RUN --mount=type=cache,target=/root/.cache/crystal if [[ "${release}" == 1 ]] ;
         --link-flags "-lxml2 -llzma"; \
     fi
 
-FROM alpine:3.21
+FROM alpine:3.22
 RUN apk add --no-cache rsvg-convert ttf-opensans tini tzdata
 WORKDIR /invidious
 RUN addgroup -g 1000 -S invidious && \
diff --git a/docker/Dockerfile.arm64 b/docker/Dockerfile.arm64
index 758e7950..71f9ba79 100644
--- a/docker/Dockerfile.arm64
+++ b/docker/Dockerfile.arm64
@@ -1,5 +1,5 @@
-FROM alpine:3.21 AS builder
-RUN apk add --no-cache 'crystal=1.14.0-r0' shards sqlite-static yaml-static yaml-dev libxml2-static \
+FROM alpine:3.22 AS builder
+RUN apk add --no-cache 'crystal=1.16.3-r0' shards sqlite-static yaml-static yaml-dev libxml2-static \
        zlib-static openssl-libs-static openssl-dev musl-dev xz-static
 
 ARG release
@@ -33,7 +33,7 @@ RUN --mount=type=cache,target=/root/.cache/crystal if [[ "${release}" == 1 ]] ;
         --link-flags "-lxml2 -llzma"; \
     fi
 
-FROM alpine:3.21
+FROM alpine:3.22
 RUN apk add --no-cache rsvg-convert ttf-opensans tini tzdata
 WORKDIR /invidious
 RUN addgroup -g 1000 -S invidious && \