diff --git a/.github/workflows/sub_buildUbuntu.yml b/.github/workflows/sub_buildUbuntu.yml
index 586c10efc9..4350270aad 100644
--- a/.github/workflows/sub_buildUbuntu.yml
+++ b/.github/workflows/sub_buildUbuntu.yml
@@ -22,9 +22,9 @@
 # ***************************************************************************
 
 # This is a build and test workflow for CI of FreeCAD.
-# This workflow aims at building and testing FreeCAD on Ubuntu 22.04 using GCC.
+# This workflow aims at building and testing FreeCAD on Ubuntu 24.04 using GCC.
 
-name: Build Ubuntu 22.04
+name: Build Ubuntu 24.04
 
 on:
   workflow_call:
@@ -47,7 +47,7 @@ on:
 jobs:
 
   Build:
-    runs-on: ubuntu-22.04
+    runs-on: ubuntu-24.04
     continue-on-error: ${{ inputs.allowedToFail }}
     env:
       CCACHE_COMPILERCHECK: "%compiler% -dumpfullversion -dumpversion" # default:mtime
@@ -94,7 +94,8 @@ jobs:
           sudo apt-get update -y -qq
           sudo apt-get install -y -qq python3-pip
           python3 -m pip install --upgrade pip
-          python3 -m pip install ifcopenshell==0.8.2
+          python3 -m pip install ifcopenshell==0.8.2 --break-system-packages
+          python3 -m pip install pyside6==6.4.2 --break-system-packages
 
       - name: Make needed directories, files and initializations
         id: Init
diff --git a/package/ubuntu/install-apt-packages.sh b/package/ubuntu/install-apt-packages.sh
index 9122e692eb..a9e9bc9abb 100755
--- a/package/ubuntu/install-apt-packages.sh
+++ b/package/ubuntu/install-apt-packages.sh
@@ -4,12 +4,6 @@ set -euo pipefail
 # Update package lists quietly
 sudo apt-get update -qq
 
-if apt-cache show libvtk9-dev >/dev/null 2>&1; then
-  vtk_dev="libvtk9-dev"
-else
-  vtk_dev="libvtk7-dev"
-fi
-
 packages=(
   ccache
   cmake
@@ -35,13 +29,10 @@ packages=(
   libopencv-dev
   libproj-dev
   libpcl-dev
-  libpyside2-dev
-  libqt5opengl5-dev
-  libqt5svg5-dev
-  libqt5x11extras5-dev
-  libshiboken2-dev
+  libqt6opengl6-dev
+  libqt6svg6-dev
   libspnav-dev
-  ${vtk_dev}
+  libvtk9-dev
   libx11-dev
   libxerces-c-dev
   libyaml-cpp-dev
@@ -50,8 +41,6 @@ packages=(
   netgen-headers
   ninja-build
   occt-draw
-  pyqt5-dev-tools
-  pyside2-tools
   python3-dev
   python3-defusedxml
   python3-git
@@ -62,14 +51,10 @@ packages=(
   python3-pivy
   python3-ply
   python3-pybind11
-  python3-pyside2.qtcore
-  python3-pyside2.qtgui
-  python3-pyside2.qtnetwork
-  python3-pyside2.qtsvg
-  python3-pyside2.qtwidgets
-  qtbase5-dev
-  qttools5-dev
-  shiboken2
+  qt6-base-dev
+  qt6-l10n-tools
+  qt6-tools-dev
+  qt6-tools-dev-tools
   swig
   xvfb
 )