diff --git a/.github/workflows/cppVTK9Dicom.yml b/.github/workflows/cppVTK9Dicom.yml
index 8153f30..54ccc5f 100644
--- a/.github/workflows/cppVTK9Dicom.yml
+++ b/.github/workflows/cppVTK9Dicom.yml
@@ -8,7 +8,7 @@ jobs:
     steps:
     - uses: actions/checkout@v1
     - name: Install packages 
-      run: sudo apt-get update && sudo apt-get install -y build-essential cmake libglvnd-dev libproj-dev libvtk9-dev libvtk9-qt-dev qt6-base-dev qt6-base-dev-tools
+      run: sudo apt-get update && sudo apt-get install -y build-essential cmake libglvnd-dev libproj-dev libvtk9-dev libvtk9-qt-dev 
     - name: Check installed versions
       run: cmake --version 
     - name: Configure Simple
diff --git a/.github/workflows/cppVTK9DicomGUI.yml b/.github/workflows/cppVTK9DicomGUI.yml
index 652fd53..ea0753b 100644
--- a/.github/workflows/cppVTK9DicomGUI.yml
+++ b/.github/workflows/cppVTK9DicomGUI.yml
@@ -1,4 +1,4 @@
-name: GUI Qt6
+name: GUI Qt5
 
 on: [push, pull_request]
 
@@ -8,7 +8,7 @@ jobs:
     steps:
     - uses: actions/checkout@v1
     - name: Install packages 
-      run: sudo apt-get update && sudo apt-get install -y build-essential cmake libglvnd-dev libproj-dev libvtk9-dev libvtk9-qt-dev qt6-base-dev qt6-base-dev-tools
+      run: sudo apt-get update && sudo apt-get install -y build-essential cmake libglvnd-dev libproj-dev libvtk9-dev libvtk9-qt-dev qt5-qmake qtbase5-dev-tools
     - name: Check installed versions
       run: cmake --version 
     - name: Configure Simple
diff --git a/README.md b/README.md
index 2038a18..746dec8 100644
--- a/README.md
+++ b/README.md
@@ -1,4 +1,4 @@
-![vtk6 + Dicom build status](https://github.com/eidelen/DicomToMesh/actions/workflows/cppVTK6Dicom.yml/badge.svg) ![VTK9 + Dicom build status](https://github.com/eidelen/DicomToMesh/actions/workflows/cppVTK9Dicom.yml/badge.svg) ![GUI Qt6 build status](https://github.com/eidelen/DicomToMesh/actions/workflows/cppVTK9DicomGUI.yml/badge.svg)
+![vtk6 + Dicom build status](https://github.com/eidelen/DicomToMesh/actions/workflows/cppVTK6Dicom.yml/badge.svg) ![VTK9 + Dicom build status](https://github.com/eidelen/DicomToMesh/actions/workflows/cppVTK9Dicom.yml/badge.svg) ![GUI Qt5 build status](https://github.com/eidelen/DicomToMesh/actions/workflows/cppVTK9DicomGUI.yml/badge.svg)
 
 # DicomToMesh