diff --git a/Dockerfile b/Dockerfile
deleted file mode 100644
index 33bdea6a2..000000000
--- a/Dockerfile
+++ /dev/null
@@ -1,97 +0,0 @@
-# KeePassXC Linux Release Build Dockerfile
-# Copyright (C) 2017-2018 KeePassXC team <https://keepassxc.org/>
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 2 or (at your option)
-# version 3 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-FROM ubuntu:14.04
-
-ENV REBUILD_COUNTER=10
-
-ENV QT5_VERSION=qt510
-ENV QT5_PPA_VERSION=qt-5.10.1
-ENV TERM=xterm-256color
-
-RUN set -x \
-    && apt-get update -y \
-    && apt-get -y install software-properties-common
-
-RUN set -x \
-    && add-apt-repository ppa:beineri/opt-${QT5_PPA_VERSION}-trusty \
-    && add-apt-repository ppa:phoerious/keepassxc
-
-RUN set -x \
-    && apt-get update -y \
-    && apt-get upgrade -y
-
-# build and runtime dependencies
-RUN set -x \
-    && apt-get install -y \
-        cmake3 \
-        curl \
-        g++ \
-        git \
-        libgcrypt20-18-dev \
-        libargon2-0-dev \
-        libsodium-dev \
-        libcurl-no-gcrypt-dev \
-        ${QT5_VERSION}base \
-        ${QT5_VERSION}tools \
-        ${QT5_VERSION}x11extras \
-        ${QT5_VERSION}translations \
-        ${QT5_VERSION}imageformats \
-        ${QT5_VERSION}svg \
-        zlib1g-dev \
-        libxi-dev \
-        libxtst-dev \
-        # ubuntu:14.04 has no quazip (it's optional)
-        # libquazip5-dev \
-        mesa-common-dev \
-        libyubikey-dev \
-        libykpers-1-dev \
-        libqrencode-dev \
-        xclip \
-        xvfb
-
-ENV PATH="/opt/${QT5_VERSION}/bin:${PATH}"
-ENV CMAKE_PREFIX_PATH="/opt/${QT5_VERSION}/lib/cmake"
-ENV CMAKE_INCLUDE_PATH="/opt/keepassxc-libs/include"
-ENV CMAKE_LIBRARY_PATH="/opt/keepassxc-libs/lib/x86_64-linux-gnu"
-ENV CPATH="${CMAKE_INCLUDE_PATH}"
-ENV LD_LIBRARY_PATH="${CMAKE_LIBRARY_PATH}:/opt/${QT5_VERSION}/lib"
-
-RUN set -x \
-    && echo "/opt/${QT5_VERSION}/lib" > /etc/ld.so.conf.d/${QT5_VERSION}.conf \
-    && echo "/opt/keepassxc-libs/lib/x86_64-linux-gnu" > /etc/ld.so.conf.d/keepassxc.conf
-
-# AppImage dependencies
-RUN set -x \
-    && apt-get install -y \
-        curl \
-        libfuse2
-
-RUN set -x \
-    && curl -L "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage" > /usr/bin/linuxdeploy \
-    && curl -L "https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage" > /usr/bin/linuxdeploy-plugin-qt \
-    && curl -L "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage" > /usr/bin/appimagetool \
-    && chmod +x /usr/bin/linuxdeploy \
-    && chmod +x /usr/bin/linuxdeploy-plugin-qt \
-    && chmod +x /usr/bin/appimagetool
-
-RUN set -x \
-    && apt-get autoremove --purge \
-    && rm -rf /var/lib/apt/lists/*
-
-VOLUME /keepassxc/src
-VOLUME /keepassxc/out
-WORKDIR /keepassxc
diff --git a/ci/trusty/Dockerfile b/ci/trusty/Dockerfile
deleted file mode 100644
index 79e054efe..000000000
--- a/ci/trusty/Dockerfile
+++ /dev/null
@@ -1,95 +0,0 @@
-# KeePassXC Linux Release Build Dockerfile
-# Copyright (C) 2017 KeePassXC team <https://keepassxc.org/>
-#
-# This program is free software: you can redistribute it and/or modify
-# it under the terms of the GNU General Public License as published by
-# the Free Software Foundation, either version 2 or (at your option)
-# version 3 of the License.
-#
-# This program is distributed in the hope that it will be useful,
-# but WITHOUT ANY WARRANTY; without even the implied warranty of
-# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-# GNU General Public License for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
-# TIP: check this Dockerfile using this online tool: https://www.fromlatest.io
-
-FROM ubuntu:14.04
-
-ENV REBUILD_COUNTER=5
-
-ENV QT5_VERSION=qt53
-ENV QT5_PPA_VERSION=${QT5_VERSION}2
-ENV TERM=xterm-256color
-
-RUN set -x \
-     && apt-get update -y \
-     && apt-get -y install software-properties-common
-
-RUN set -x \
-    && add-apt-repository ppa:beineri/opt-${QT5_PPA_VERSION}-trusty \
-    && add-apt-repository ppa:phoerious/keepassxc
-
-RUN set -x \
-    && apt-get -y update \
-    && apt-get -y --no-install-recommends install \
-        build-essential \
-        clang-3.6 \
-        libclang-common-3.6-dev \
-        clang-format-3.6 \
-        llvm-3.6 \
-        cmake3 \
-        make \
-        libgcrypt20-18-dev \
-        libargon2-0-dev \
-        libsodium-dev \
-        libcurl-no-gcrypt-dev \
-        ${QT5_VERSION}base \
-        ${QT5_VERSION}tools \
-        ${QT5_VERSION}x11extras \
-        ${QT5_VERSION}translations \
-        ${QT5_VERSION}svg \
-        zlib1g-dev \
-        libyubikey-dev \
-        libykpers-1-dev \
-        # ubuntu:14.04 has no quazip (it's optional)
-        # libquazip5-dev \
-        libxi-dev \
-        libxtst-dev \
-        libqrencode-dev \
-        xclip \
-        xvfb
-
-ENV PATH="/opt/${QT5_VERSION}/bin:${PATH}"
-ENV CMAKE_PREFIX_PATH="/opt/${QT5_VERSION}/lib/cmake"
-ENV CMAKE_INCLUDE_PATH="/opt/keepassxc-libs/include"
-ENV CMAKE_LIBRARY_PATH="/opt/keepassxc-libs/lib/x86_64-linux-gnu"
-ENV CPATH="${CMAKE_INCLUDE_PATH}"
-ENV LD_LIBRARY_PATH="${CMAKE_LIBRARY_PATH}:/opt/${QT5_VERSION}/lib"
-
-RUN set -x \
-    && echo "/opt/${QT5_VERSION}/lib" > /etc/ld.so.conf.d/${QT5_VERSION}.conf \
-    && echo "/opt/keepassxc-libs/lib/x86_64-linux-gnu" > /etc/ld.so.conf.d/keepassxc.conf
-
-# AppImage dependencies
-RUN set -x \
-    && apt-get install -y \
-        curl \
-        libfuse2
-
-RUN set -x \
-    && curl -L "https://github.com/linuxdeploy/linuxdeploy/releases/download/continuous/linuxdeploy-x86_64.AppImage" > /usr/bin/linuxdeploy \
-    && curl -L "https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage" > /usr/bin/linuxdeploy-plugin-qt \
-    && curl -L "https://github.com/AppImage/AppImageKit/releases/download/continuous/appimagetool-x86_64.AppImage" > /usr/bin/appimagetool \
-    && chmod +x /usr/bin/linuxdeploy \
-    && chmod +x /usr/bin/linuxdeploy-plugin-qt \
-    && chmod +x /usr/bin/appimagetool
-
-RUN set -x \
-    && apt-get autoremove --purge \
-    && rm -rf /var/lib/apt/lists/*
-
-VOLUME ["/keepassxc"]
-WORKDIR /keepassxc