diff --git a/Dockerfile b/Dockerfile
index bbee699..e809dcb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,10 @@
-FROM alpine:3.9
+FROM alpine:3.15
 
 ARG BUILD_DATE
 ARG VCS_REF
 ARG VERSION
 LABEL org.label-schema.build-date=$BUILD_DATE \
-      org.label-schema.name="Let's Upload That Image" \
+      org.label-schema.name="Lets Upload That Image" \
       org.label-schema.url="https://lut.im/" \
       org.label-schema.vcs-ref=$VCS_REF \
       org.label-schema.vcs-url="https://git.framasoft.org/luc/lutim" \
@@ -12,12 +12,37 @@ LABEL org.label-schema.build-date=$BUILD_DATE \
       org.label-schema.version=$VERSION \
       org.label-schema.schema-version="1.0"
 
-RUN adduser -D lutim
-COPY --chown=lutim:lutim . /home/lutim
+RUN adduser -D lutim \
+ && addgroup lutim root
+
+COPY . /home/lutim
+RUN chmod -R g+rwX /home/lutim
 
 WORKDIR /home/lutim
-RUN /bin/sh /home/lutim/docker/build.sh
+RUN apk --no-cache add perl~=5 \
+                       libpq~=14 \
+                       perl-crypt-rijndael~=1 \
+                       perl-io-socket-ssl~=2 \
+                       perl-net-ssleay~=1 \
+                       su-exec~=0.2 \
+                       shared-mime-info~=2 \
+                       libretls~=3 \
+                       imagemagick~=7 \
+                       imagemagick-perlmagick~=7 \
+                       bash~=~5 \
+ && apk --no-cache add --virtual .build-deps build-base~=0.5 \
+                                             perl-utils~=5 \
+                                             perl-dev~=5 \
+                                             postgresql14-dev~=14 \
+                                             vim~=8 \
+                                             wget~=1 \
+                                             zlib-dev~=1 \
+ && cpan notest Carton Config::FromHash \
+ && carton install --without test \
+ && apk del .build-deps \
+ && rm -rf /var/cache/apk/* /root/.cpan*
 
 USER lutim
+EXPOSE 8080
 
 ENTRYPOINT ["/bin/sh", "/home/lutim/docker/entrypoint.sh"]
\ No newline at end of file
diff --git a/docker/build.sh b/docker/build.sh
deleted file mode 100644
index fd1e763..0000000
--- a/docker/build.sh
+++ /dev/null
@@ -1,16 +0,0 @@
-#!/usr/bin/env sh
-
-set -eu
-
-apk update
-apk add perl libpq perl-crypt-rijndael perl-io-socket-ssl perl-net-ssleay su-exec shared-mime-info libressl
-sh $(dirname $0)/install-dev-env.sh
-
-sh $(dirname $0)/install-imagemagick.sh
-
-cpan notest Carton Config::FromHash
-carton install --without test
-
-# Remove dev env
-apk del .build-deps
-rm -rf /var/cache/apk/* /root/.cpan*
\ No newline at end of file
diff --git a/docker/entrypoint.sh b/docker/entrypoint.sh
old mode 100644
new mode 100755
index 4fe4050..360d818
--- a/docker/entrypoint.sh
+++ b/docker/entrypoint.sh
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/bash
 
 set -eu
 
@@ -14,7 +14,7 @@ then
     echo ""
     echo "You can then install the build dependencies with this command"
     echo "    sh ~lutim/docker/install-dev-env.sh"
-    
+
     tail -f /dev/null
     exit 0
 fi
@@ -28,7 +28,7 @@ then
     DB_HOST=$(perl utilities/read_conf.pl pgdb/host db)
     DB_PORT=$(perl utilities/read_conf.pl pgdb/port 5432)
 fi
-if [ -n "$DB_HOST" -a -n "$DB_PORT" ]
+if [ -n "$DB_HOST" ] && [ -n "$DB_PORT" ]
 then
     while ! nc -vz "${DB_HOST}" "${DB_PORT}"; do
         echo "Waiting for database..."
diff --git a/docker/install-dev-env.sh b/docker/install-dev-env.sh
deleted file mode 100644
index 2f219d7..0000000
--- a/docker/install-dev-env.sh
+++ /dev/null
@@ -1,3 +0,0 @@
-#!/usr/bin/env sh
-
-apk --update add --virtual .build-deps build-base perl-utils perl-dev postgresql-dev vim wget zlib-dev
\ No newline at end of file
diff --git a/docker/install-imagemagick.sh b/docker/install-imagemagick.sh
deleted file mode 100644
index 5a4f73f..0000000
--- a/docker/install-imagemagick.sh
+++ /dev/null
@@ -1,40 +0,0 @@
-#!/usr/bin/env sh
-
-# Instructions from https://imagemagick.org/script/perl-magick.php
-
-set -eu
-
-IM_VERSION=7.0.8-41
-SHA256_DIGEST=93f73a245c25194f757c075df9f2ec40010376200cc664c21646565b8690112c
-
-IM_DIR="ImageMagick-$IM_VERSION"
-TARBALL="$IM_DIR.tar.gz"
-
-ORIG_DIR="$(pwd)"
-
-apk add libgomp libgcc libmagic \
-        libjpeg libjpeg-turbo-dev \
-        libpng libpng-dev \
-        tiff tiff-dev \
-        libwebp libwebp-dev
-
-mkdir -p /tmp/im-build
-cd /tmp/im-build
-
-echo "$SHA256_DIGEST *$TARBALL" > SHA256SUM
-
-wget https://imagemagick.org/download/$TARBALL -O $TARBALL
-sha256sum -c SHA256SUM
-
-tar xvf $TARBALL
-cd $IM_DIR
-./configure --with-perl --with-jpeg --with-png --with-tiff --with-webp
-make -j$(nproc)
-make install
-
-ldconfig /usr/local/lib
-perl -MImage::Magick -le 'print Image::Magick->QuantumDepth'
-
-cd "$ORIG_DIR"
-apk del libjpeg-turbo-dev libpng-dev tiff-dev libwebp-dev
-rm -rf /tmp/im-build
\ No newline at end of file