diff --git a/scripts/Dockerfile.bionic b/scripts/Dockerfile.bionic
deleted file mode 100644
index 2548a2d..0000000
--- a/scripts/Dockerfile.bionic
+++ /dev/null
@@ -1,16 +0,0 @@
-
-FROM ubuntu:bionic
-
-RUN apt-get update
-RUN apt-get install -y software-properties-common gpg wget
-RUN add-apt-repository ppa:beineri/opt-qt-5.12.10-bionic
-COPY kitware-archive-latest.asc /kitware-archive-latest.asc
-RUN cat /kitware-archive-latest.asc | gpg --dearmor > /usr/share/keyrings/kitware-archive-keyring.gpg
-RUN echo 'deb [signed-by=/usr/share/keyrings/kitware-archive-keyring.gpg] https://apt.kitware.com/ubuntu/ bionic main' > /etc/apt/sources.list.d/kitware.list
-RUN apt-get update
-RUN apt-get -y install git g++ cmake ninja-build curl pkg-config unzip python3-pip \
-	libssl-dev libopus-dev qt512base qt512multimedia qt512svg \
-	libgl1-mesa-dev nasm libudev-dev libva-dev fuse libevdev-dev libudev-dev
-
-CMD []
-
diff --git a/scripts/Dockerfile.noble b/scripts/Dockerfile.noble
new file mode 100644
index 0000000..abc33c3
--- /dev/null
+++ b/scripts/Dockerfile.noble
@@ -0,0 +1,13 @@
+
+FROM ubuntu:noble
+
+RUN apt-get update
+# Hint: python3-setuptools should not be needed with nanopb >= 0.4.9
+RUN apt-get -y install git g++ cmake ninja-build curl pkg-config unzip \
+	python3-protobuf protobuf-compiler \
+	python3-setuptools \
+	libssl-dev libopus-dev qtbase5-dev qtmultimedia5-dev libqt5multimedia5-plugins libqt5svg5-dev \
+	libgl1-mesa-dev nasm libudev-dev libva-dev fuse libevdev-dev libudev-dev file
+
+CMD []
+
diff --git a/scripts/build-appimage.sh b/scripts/build-appimage.sh
index ab025af..05c0428 100755
--- a/scripts/build-appimage.sh
+++ b/scripts/build-appimage.sh
@@ -7,8 +7,6 @@ appdir=${1:-`pwd`/appimage/appdir}
 
 mkdir appimage
 
-pip3 install --user protobuf==3.19.5 # need support for python 3.6 for running on bionic
-scripts/fetch-protoc.sh appimage
 export PATH="`pwd`/appimage/protoc/bin:$PATH"
 scripts/build-ffmpeg.sh appimage
 scripts/build-sdl2.sh appimage
@@ -18,7 +16,7 @@ cd build_appimage
 cmake \
 	-GNinja \
 	-DCMAKE_BUILD_TYPE=Release \
-	"-DCMAKE_PREFIX_PATH=`pwd`/../appimage/ffmpeg-prefix;`pwd`/../appimage/sdl2-prefix;/opt/qt512" \
+	"-DCMAKE_PREFIX_PATH=`pwd`/../appimage/ffmpeg-prefix;`pwd`/../appimage/sdl2-prefix" \
 	-DCHIAKI_ENABLE_TESTS=ON \
 	-DCHIAKI_ENABLE_CLI=OFF \
 	-DCHIAKI_ENABLE_GUI=ON \
@@ -40,9 +38,6 @@ curl -L -O https://github.com/linuxdeploy/linuxdeploy/releases/download/continuo
 chmod +x linuxdeploy-x86_64.AppImage
 curl -L -O https://github.com/linuxdeploy/linuxdeploy-plugin-qt/releases/download/continuous/linuxdeploy-plugin-qt-x86_64.AppImage
 chmod +x linuxdeploy-plugin-qt-x86_64.AppImage
-set +e
-source /opt/qt512/bin/qt512-env.sh
-set -e
 
 export LD_LIBRARY_PATH="`pwd`/sdl2-prefix/lib:$LD_LIBRARY_PATH"
 export EXTRA_QT_PLUGINS=opengl
diff --git a/scripts/build-ffmpeg.sh b/scripts/build-ffmpeg.sh
index d00b962..9b6348f 100755
--- a/scripts/build-ffmpeg.sh
+++ b/scripts/build-ffmpeg.sh
@@ -5,7 +5,7 @@ cd "./$1"
 shift
 ROOT="`pwd`"
 
-TAG=n4.3.1
+TAG=n4.3.9
 
 git clone https://git.ffmpeg.org/ffmpeg.git --depth 1 -b $TAG && cd ffmpeg || exit 1
 
diff --git a/scripts/fetch-protoc.sh b/scripts/fetch-protoc.sh
deleted file mode 100755
index e1d2d2f..0000000
--- a/scripts/fetch-protoc.sh
+++ /dev/null
@@ -1,13 +0,0 @@
-#!/bin/bash
-
-set -xe
-
-cd $(dirname "${BASH_SOURCE[0]}")/..
-cd "./$1"
-ROOT="`pwd`"
-
-URL=https://github.com/protocolbuffers/protobuf/releases/download/v3.9.1/protoc-3.9.1-linux-x86_64.zip
-
-curl -L "$URL" -o protoc.zip
-unzip protoc.zip -d protoc
-
diff --git a/scripts/kitware-archive-latest.asc b/scripts/kitware-archive-latest.asc
deleted file mode 100644
index 2c95d3e..0000000
--- a/scripts/kitware-archive-latest.asc
+++ /dev/null
@@ -1,64 +0,0 @@
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diff --git a/scripts/run-podman-build-appimage.sh b/scripts/run-podman-build-appimage.sh
index 5dea4b4..5024952 100755
--- a/scripts/run-podman-build-appimage.sh
+++ b/scripts/run-podman-build-appimage.sh
@@ -3,13 +3,14 @@
 set -xe
 cd "`dirname $(readlink -f ${0})`"
 
-podman build -t chiaki-bionic . -f Dockerfile.bionic
+podman build --arch amd64 -t localhost/chiaki-noble . -f Dockerfile.noble
 cd ..
 podman run --rm \
+	--arch amd64 \
 	-v "`pwd`:/build/chiaki" \
 	-w "/build/chiaki" \
 	--device /dev/fuse \
 	--cap-add SYS_ADMIN \
-	-t chiaki-bionic \
+	-t localhost/chiaki-noble \
 	/bin/bash -c "scripts/build-appimage.sh /build/appdir"