diff --git a/tests/distros.sh b/tests/distros.sh
deleted file mode 100755
index c34d272..0000000
--- a/tests/distros.sh
+++ /dev/null
@@ -1,38 +0,0 @@
-#!/usr/bin/env bash
-
-set -euo pipefail
-
-readonly DISTROS=(
-    'arch'
-    'alpine'
-    'centos'
-    'debian'
-    'fedora'
-    'ubuntu'
-)
-
-readonly DOCKER='docker'
-
-# do not redefine builtin `test`
-test_() {
-    local -r tag="${1}"
-
-    local -ra docker_opts=(
-        "--tag=asciinema/asciinema:${tag}"
-        "--file=tests/distros/Dockerfile.${tag}"
-    )
-
-    printf "\e[1;32mTesting on %s...\e[0m\n\n" "${tag}"
-
-    # shellcheck disable=SC2068
-    "${DOCKER}" build ${docker_opts[@]} .
-
-    "${DOCKER}" run --rm -it "asciinema/asciinema:${tag}" tests/integration.sh
-}
-
-
-for distro in "${DISTROS[@]}"; do
-    test_ "${distro}"
-done
-
-printf "\n\e[1;32mAll tests passed.\e[0m\n"
diff --git a/tests/distros/Dockerfile.alpine b/tests/distros/Dockerfile.alpine
deleted file mode 100644
index 9716325..0000000
--- a/tests/distros/Dockerfile.alpine
+++ /dev/null
@@ -1,19 +0,0 @@
-# syntax=docker/dockerfile:1.3
-
-FROM docker.io/library/alpine:3.15
-
-# https://github.com/actions/runner/issues/241
-RUN apk --no-cache add bash ca-certificates make python3 util-linux
-
-WORKDIR /usr/src/app
-
-COPY asciinema/ asciinema/
-COPY tests/ tests/
-
-ENV LANG="en_US.utf8"
-
-USER nobody
-
-ENTRYPOINT ["/bin/bash"]
-
-# vim:ft=dockerfile
diff --git a/tests/distros/Dockerfile.arch b/tests/distros/Dockerfile.arch
deleted file mode 100644
index 3224495..0000000
--- a/tests/distros/Dockerfile.arch
+++ /dev/null
@@ -1,22 +0,0 @@
-# syntax=docker/dockerfile:1.3
-
-FROM docker.io/library/archlinux:latest
-
-RUN pacman-key --init \
-    && pacman --sync --refresh --sysupgrade --noconfirm make python3 \
-    && printf "LANG=en_US.UTF-8\n" > /etc/locale.conf \
-    && locale-gen \
-    && pacman --sync --clean --clean --noconfirm
-
-WORKDIR /usr/src/app
-
-COPY asciinema/ asciinema/
-COPY tests/ tests/
-
-ENV LANG="en_US.utf8"
-
-USER nobody
-
-ENTRYPOINT ["/bin/bash"]
-
-# vim:ft=dockerfile
diff --git a/tests/distros/Dockerfile.centos b/tests/distros/Dockerfile.centos
deleted file mode 100644
index bc4fd7e..0000000
--- a/tests/distros/Dockerfile.centos
+++ /dev/null
@@ -1,18 +0,0 @@
-# syntax=docker/dockerfile:1.3
-
-FROM docker.io/library/centos:7
-
-RUN yum install -y epel-release && yum install -y make python36 && yum clean all
-
-WORKDIR /usr/src/app
-
-COPY asciinema/ asciinema/
-COPY tests/ tests/
-
-ENV LANG="en_US.utf8"
-
-USER nobody
-
-ENTRYPOINT ["/bin/bash"]
-
-# vim:ft=dockerfile
diff --git a/tests/distros/Dockerfile.debian b/tests/distros/Dockerfile.debian
deleted file mode 100644
index 6c14287..0000000
--- a/tests/distros/Dockerfile.debian
+++ /dev/null
@@ -1,33 +0,0 @@
-# syntax=docker/dockerfile:1.3
-
-FROM docker.io/library/debian:bullseye
-
-ENV DEBIAN_FRONTENT="noninteractive"
-
-RUN apt-get update \
-    && apt-get install -y \
-        ca-certificates \
-        locales \
-        make \
-        procps \
-        python3 \
-    && localedef \
-        -i en_US \
-        -c \
-        -f UTF-8 \
-        -A /usr/share/locale/locale.alias \
-        en_US.UTF-8 \
-    && rm -rf /var/lib/apt/lists/*
-
-WORKDIR /usr/src/app
-
-COPY asciinema/ asciinema/
-COPY tests/ tests/
-
-ENV LANG="en_US.utf8"
-
-USER nobody
-
-ENV SHELL="/bin/bash"
-
-# vim:ft=dockerfile
diff --git a/tests/distros/Dockerfile.fedora b/tests/distros/Dockerfile.fedora
deleted file mode 100644
index e5abb51..0000000
--- a/tests/distros/Dockerfile.fedora
+++ /dev/null
@@ -1,20 +0,0 @@
-# syntax=docker/dockerfile:1.3
-
-# https://medium.com/nttlabs/ubuntu-21-10-and-fedora-35-do-not-work-on-docker-20-10-9-1cd439d9921
-# https://www.mail-archive.com/ubuntu-bugs@lists.ubuntu.com/msg5971024.html
-FROM registry.fedoraproject.org/fedora:34
-
-RUN dnf install -y make python3 procps && dnf clean all
-
-WORKDIR /usr/src/app
-
-COPY asciinema/ asciinema/
-COPY tests/ tests/
-
-ENV LANG="en_US.utf8"
-ENV SHELL="/bin/bash"
-
-USER nobody
-
-ENTRYPOINT ["/bin/bash"]
-# vim:ft=dockerfile
diff --git a/tests/distros/Dockerfile.ubuntu b/tests/distros/Dockerfile.ubuntu
deleted file mode 100644
index 38223c2..0000000
--- a/tests/distros/Dockerfile.ubuntu
+++ /dev/null
@@ -1,32 +0,0 @@
-# syntax=docker/dockerfile:1.3
-
-FROM docker.io/library/ubuntu:20.04
-
-ENV DEBIAN_FRONTENT="noninteractive"
-
-RUN apt-get update \
-    && apt-get install -y \
-        ca-certificates \
-        locales \
-        make \
-        python3 \
-    && localedef \
-        -i en_US \
-        -c \
-        -f UTF-8 \
-        -A /usr/share/locale/locale.alias \
-        en_US.UTF-8 \
-    && rm -rf /var/lib/apt/lists/*
-
-WORKDIR /usr/src/app
-
-COPY asciinema/ asciinema/
-COPY tests/ tests/
-
-ENV LANG="en_US.utf8"
-
-USER nobody
-
-ENTRYPOINT ["/bin/bash"]
-
-# vim:ft=dockerfile