diff --git a/.github/workflows/linux-trusty-5.12.yml b/.github/workflows/linux-trusty-5.12.yml
index 2142d482c..0aa822dfd 100644
--- a/.github/workflows/linux-trusty-5.12.yml
+++ b/.github/workflows/linux-trusty-5.12.yml
@@ -11,7 +11,7 @@ jobs:
   buildAppImage:
     runs-on: ubuntu-latest
     container:
-      image: docker://subsurface/trusty-qt512:1.0
+      image: docker://subsurface/trusty-qt512:1.1
 
     steps:
     - name: checkout sources
diff --git a/.github/workflows/scripts/linux-in-container-build.sh b/.github/workflows/scripts/linux-in-container-build.sh
index fedf1d6eb..8805057e8 100644
--- a/.github/workflows/scripts/linux-in-container-build.sh
+++ b/.github/workflows/scripts/linux-in-container-build.sh
@@ -9,9 +9,9 @@ set -e
 export PATH=$QT_ROOT/bin:$PATH # Make sure correct qmake is found on the $PATH for linuxdeployqt
 export CMAKE_PREFIX_PATH=$QT_ROOT/lib/cmake
 
-echo "--------------------------------------------------------------"
-echo "install missing packages"
-apt install -y libbluetooth-dev libmtp-dev
+# echo "--------------------------------------------------------------"
+# echo "install missing packages"
+# apt install -y libbluetooth-dev libmtp-dev
 
 # the container currently has things under / that need to be under /__w/subsurface/subsurface instead
 cp -a /appdir /__w/subsurface/
@@ -34,7 +34,7 @@ export QT_DEBUG_PLUGINS=1
 mkdir -p appdir/usr/plugins/
 
 # mv googlemaps plugins into place
-mv appdir/usr/usr/local/Qt/5.12.4/gcc_64/plugins/* appdir/usr/plugins  # the usr/usr is not a typo, that's where it ends up
+mv appdir/usr/usr/local/Qt/5.*/gcc_64/plugins/* appdir/usr/plugins  # the usr/usr is not a typo, that's where it ends up
 rm -rf appdir/usr/home/ appdir/usr/include/ appdir/usr/share/man/ # No need to ship developer and man files as part of the AppImage
 rm -rf appdir/usr/usr appdir/usr/lib/cmake appdir/usr/lib/pkgconfig
 cp /ssllibs/libssl.so appdir/usr/lib/libssl.so.1.1
diff --git a/scripts/docker/trusty-qt512/Dockerfile b/scripts/docker/trusty-qt512/Dockerfile
index 383d6725c..44000dd9a 100644
--- a/scripts/docker/trusty-qt512/Dockerfile
+++ b/scripts/docker/trusty-qt512/Dockerfile
@@ -14,7 +14,7 @@ ADD ubuntu-esm-infra-trusty /etc/apt/preferences.d/ubuntu-esm-infra-trusty
 RUN apt-get -y update && apt-get install -y software-properties-common
 RUN add-apt-repository -y 'ppa:ubuntu-toolchain-r/test'
 RUN apt-get -y update && apt-get install -y \
-    gcc-6 g++-6 make git autoconf automake libtool pkg-config \
+    gcc-7 g++-7 make git autoconf automake libtool pkg-config \
     curl libdbus-1-3 libexpat1 libfontconfig1 libfreetype6 \
     libexpat1-dev libgl1-mesa-dev libgl1-mesa-glx \
     ruby gperf bison libx11-6 libx11-xcb1 libjpeg-dev libpng-dev \
@@ -22,12 +22,12 @@ RUN apt-get -y update && apt-get install -y \
     libxml2-dev libxslt1-dev libzip-dev libsqlite3-dev libusb-1.0-0-dev \
     libssl-dev libssh2-1-dev libcurl4-openssl-dev mesa-common-dev libqt5gui5 \
     libxcb-xinerama0 libpulse-mainloop-glib0 libhyphen-dev libicu52 \
-    libglib2.0-dev mdbtools-dev
+    libglib2.0-dev mdbtools-dev libbluetooth-dev libmtp-dev
 
 # oddly this gets us too many gcc/g++ version (even though we explicitly
-# ask for gcc-6/g++6
-RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-6 10 && \
-    update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-6 10 && \
+# ask for gcc-7/g++-7
+RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-7 10 && \
+    update-alternatives --install /usr/bin/g++ g++ /usr/bin/g++-7 10 && \
     update-alternatives --install /usr/bin/cc cc /usr/bin/gcc 10 && \
     update-alternatives --install /usr/bin/c++ c++ /usr/bin/g++ 10 && \
     update-alternatives --set cc /usr/bin/gcc && \
@@ -37,21 +37,25 @@ RUN update-alternatives --install /usr/bin/gcc gcc /usr/bin/gcc-6 10 && \
 ADD cmake-3.13.2-Linux-x86_64.sh .
 RUN chmod a+x cmake-3.13.2-Linux-x86_64.sh && ./cmake-3.13.2-Linux-x86_64.sh --prefix=/usr --skip-license && rm -f cmake-3.13.2-Linux-x86_64.sh
 
-# install Qt silently
-ADD qtifwsilent.qs .
-ADD qt-opensource-linux-x64-5.12.4.run .
+# deadsnale Python 3.6
+RUN add-apt-repository ppa:deadsnakes/ppa
+RUN apt-get update && sudo apt-get install -y python3.6
 
-RUN chmod +x qt-opensource-linux-x64-5.12.4.run && \
-    QT_INSTALL_DIR=/usr/local/Qt ./qt-opensource-linux-x64-5.12.4.run --platform minimal --script qtifwsilent.qs && \
-    rm -rf qt-opensource-linux-x64-5.12.4.run qtifwsilent.qs /usr/local/Qt/Tools /usr/local/Qt/Docs /usr/local/Qt/Examples /usr/local/Qt/Maintenance* \
-           /usr/local/Qt/5.12.4/gcc_64/bin/qgltf /usr/local/Qt/5.12.4/gcc_64/bin/qdoc
-ENV QT_ROOT /usr/local/Qt/5.12.4/gcc_64
-ENV PATH="/usr/local/Qt/5.12.4/gcc_64/bin/:${PATH}"
+# install Qt
+RUN curl "https://bootstrap.pypa.io/get-pip.py" -o "get-pip.py" && python3.6 get-pip.py
+RUN pip3 install aqtinstall
+RUN find /usr /home -name aqt -ls
+RUN /usr/local/bin/aqt install -O /usr/local/Qt 5.12.10 linux desktop -m qtcharts
+RUN rm -rf /usr/local/Qt/Tools /usr/local/Qt/Docs /usr/local/Qt/Examples /usr/local/Qt/Maintenance* \
+           /usr/local/Qt/5.12.10/gcc_64/bin/qgltf /usr/local/Qt/5.12.10/gcc_64/bin/qdoc
+ENV QT_ROOT /usr/local/Qt/5.12.10/gcc_64
+ENV PATH="/usr/local/Qt/5.12.10/gcc_64/bin/:${PATH}"
 
 # now build and install QtWebKit
 RUN git clone -b 5.212 git://github.com/qt/qtwebkit
-RUN cd qtwebkit && PKG_CONFIG_PATH=$PKG_CONFIG_PATH:$QT_ROOT/lib/pkgconfig ./Tools/Scripts/build-webkit --qt --prefix $QT_ROOT --release
-RUN cd qtwebkit/WebKitBuild/Release && make install/fast
+RUN mkdir -p qtwebkit/WebKitBuild/Release
+RUN cd qtwebkit/WebKitBuild/Release && cmake -DPORT=Qt -DCMAKE_BUILD_TYPE=Release -DQt5_DIR=/usr/local/Qt/5.12.10/gcc_64/lib/cmake/Qt5 ../..
+RUN cd qtwebkit/WebKitBuild/Release && make -j4 && make install
 RUN rm -rf qtwebkit
 
 # finally, we need a new libdbus
@@ -61,13 +65,13 @@ RUN mkdir dbus-1.12.16/build && \
     cd dbus-1.12.16/build && \
     sed -inline 's/${CMAKE_INSTALL_FULL_LOCALSTATEDIR}\/lib\/dbus\/machine-id/\/var\/lib\/dbus\/machine-id/' ../cmake/CMakeLists.txt  && \
     cmake ../cmake -DDBUS_INSTALL_SYSTEM_LIBS=1  && \
-    make install && \
+    make -j4 install && \
     ldconfig
 
-ADD OpenSSL_1_1_1.tar.gz .
-RUN cd /openssl-OpenSSL_1_1_1   && \
+ADD OpenSSL_1_1_1i.tar.gz .
+RUN cd /openssl-OpenSSL_1_1_1i   && \
     ./config --prefix=/usr/local/ssl --openssldir=/usr/local/ssl shared zlib && \
-    make && mkdir -p /ssllibs && cp *.so /ssllibs && cd / && rm -rf openssl-OpenSSL_1_1_1
+    make -j4 && mkdir -p /ssllibs && cp *.so /ssllibs && cd / && rm -rf openssl-OpenSSL_1_1_1i
 
 # try to remove some of the packages we no longer need
 RUN apt-get remove -y libqt5core5a libqt5dbus5 libqt5gui5 ruby openssh-client
diff --git a/scripts/docker/trusty-qt512/getpackages.sh b/scripts/docker/trusty-qt512/getpackages.sh
index 9b0e0fbe3..53250ba2c 100644
--- a/scripts/docker/trusty-qt512/getpackages.sh
+++ b/scripts/docker/trusty-qt512/getpackages.sh
@@ -1,6 +1,5 @@
 #!/bin/bash
 
 wget https://github.com/Kitware/CMake/releases/download/v3.13.2/cmake-3.13.2-Linux-x86_64.sh
-wget http://download.qt.io/official_releases/qt/5.12/5.12.4/qt-opensource-linux-x64-5.12.4.run
 curl -O https://dbus.freedesktop.org/releases/dbus/dbus-1.12.16.tar.gz
-wget https://github.com/openssl/openssl/archive/OpenSSL_1_1_1.tar.gz
+wget https://github.com/openssl/openssl/archive/OpenSSL_1_1_1i.tar.gz
diff --git a/scripts/docker/trusty-qt512/qtifwsilent.qs b/scripts/docker/trusty-qt512/qtifwsilent.qs
deleted file mode 100644
index e9d5976ca..000000000
--- a/scripts/docker/trusty-qt512/qtifwsilent.qs
+++ /dev/null
@@ -1,51 +0,0 @@
-function Controller() {
-    installer.autoRejectMessageBoxes();
-    installer.installationFinished.connect(function() {
-        gui.clickButton(buttons.NextButton);
-    })
-}
-
-Controller.prototype.WelcomePageCallback = function() {
-    gui.clickButton(buttons.NextButton, 3000);
-}
-
-Controller.prototype.CredentialsPageCallback = function() {
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.IntroductionPageCallback = function() {
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.TargetDirectoryPageCallback = function() {
-    gui.currentPageWidget().TargetDirectoryLineEdit.setText(installer.environmentVariable("QT_INSTALL_DIR"));
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.ComponentSelectionPageCallback = function() {
-    var widget = gui.currentPageWidget();
-    widget.deselectAll();
-    widget.selectComponent("qt.qt5.5124.gcc_64");
-    widget.selectComponent("qt.qt5.5124.qtscript");
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.LicenseAgreementPageCallback = function() {
-    gui.currentPageWidget().AcceptLicenseRadioButton.setChecked(true);
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.StartMenuDirectoryPageCallback = function() {
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.ReadyForInstallationPageCallback = function() {
-    gui.clickButton(buttons.NextButton);
-}
-
-Controller.prototype.FinishedPageCallback = function() {
-    var checkBoxForm = gui.currentPageWidget().LaunchQtCreatorCheckBoxForm;
-    if (checkBoxForm && checkBoxForm.launchQtCreatorCheckBox)
-        checkBoxForm.launchQtCreatorCheckBox.checked = false;
-    gui.clickButton(buttons.FinishButton);
-}