diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b39a0df..abe4d17 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -11,14 +11,14 @@ on:
 jobs:
   build_ubuntu_x11:
     name: Build Ubuntu X11
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-18.04
 
     steps:
       - uses: actions/checkout@v3
         with:
           submodules: "recursive"
 
-      - uses: jurplel/install-qt-action@v3
+      - uses: jurplel/install-qt-action@v2
         with:
           version: 5.12.9
           host: linux
@@ -48,14 +48,14 @@ jobs:
 
   build_ubuntu_wayland:
     name: Build Ubuntu Wayland
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-18.04
 
     steps:
       - uses: actions/checkout@v3
         with:
           submodules: "recursive"
 
-      - uses: jurplel/install-qt-action@v3
+      - uses: jurplel/install-qt-action@v2
         with:
           version: 5.12.9
           host: linux
@@ -92,7 +92,7 @@ jobs:
         with:
           submodules: "recursive"
 
-      - uses: jurplel/install-qt-action@v3
+      - uses: jurplel/install-qt-action@v2
         with:
           version: 5.12.9
           host: mac
@@ -124,7 +124,7 @@ jobs:
         with:
           submodules: "recursive"
 
-      - uses: jurplel/install-qt-action@v3
+      - uses: jurplel/install-qt-action@v2
 
       - name: Build
         env:
@@ -149,7 +149,7 @@ jobs:
         with:
           arch: x86
 
-      - uses: jurplel/install-qt-action@v3
+      - uses: jurplel/install-qt-action@v2
         with:
           setup-python: 'false'
           version: '5.12.9'
diff --git a/vulkanCapsViewer.pri b/vulkanCapsViewer.pri
index 0e9c75d..9b512e4 100644
--- a/vulkanCapsViewer.pri
+++ b/vulkanCapsViewer.pri
@@ -3,7 +3,6 @@
 # ------------------------------------------------------
 HEADERS += ./settings.h \
     $$PWD/CustomFilterProxyModel.h \
-    $$PWD/CustomFilterProxyModel.hpp \
     $$PWD/VulkanDeviceInfoExtensions.h \
     $$PWD/appleutils.mm \
     ./treeproxyfilter.h \