diff --git a/.github/workflows/main.yml b/.github/workflows/main.yml
index b70c4dd2b..3393798b3 100644
--- a/.github/workflows/main.yml
+++ b/.github/workflows/main.yml
@@ -469,7 +469,7 @@ jobs:
     name: 'Windows 64-bit'
     runs-on: [windows-latest]
     env:
-      QT_VERSION: '5.10.1'
+      QT_VERSION: '5.15.2'
       CMAKE_GENERATOR: "Visual Studio 16 2019"
       CMAKE_SYSTEM_VERSION: "10.0.18363.657"
       WINDOWS_DEPS_VERSION: '2017'
@@ -561,7 +561,7 @@ jobs:
           mkdir ./build
           mkdir ./build64
           cd ./build64
-          cmake -G"${{ env.CMAKE_GENERATOR }}" -A"x64" -DCMAKE_SYSTEM_VERSION="${{ env.CMAKE_SYSTEM_VERSION }}" -DBUILD_BROWSER=true -DCOMPILE_D3D12_HOOK=true -DVLCPath="${{ github.workspace }}/cmbuild/vlc" -DDepsPath="${{ github.workspace }}/cmbuild/deps/win64" -DQTDIR="${{ github.workspace }}/cmbuild/QT/${{ env.QT_VERSION }}/msvc2017_64" -DENABLE_VLC=ON -DCEF_ROOT_DIR="${{ github.workspace }}/cmbuild/cef_binary_${{ env.CEF_VERSION }}_windows64_minimal" -DCOPIED_DEPENDENCIES=FALSE -DCOPY_DEPENDENCIES=TRUE -DVIRTUALCAM_GUID=${{ env.VIRTUALCAM-GUID }} ..
+          cmake -G"${{ env.CMAKE_GENERATOR }}" -A"x64" -DCMAKE_SYSTEM_VERSION="${{ env.CMAKE_SYSTEM_VERSION }}" -DBUILD_BROWSER=true -DCOMPILE_D3D12_HOOK=true -DVLCPath="${{ github.workspace }}/cmbuild/vlc" -DDepsPath="${{ github.workspace }}/cmbuild/deps/win64" -DQTDIR="${{ github.workspace }}/cmbuild/QT/${{ env.QT_VERSION }}/msvc2019_64" -DENABLE_VLC=ON -DCEF_ROOT_DIR="${{ github.workspace }}/cmbuild/cef_binary_${{ env.CEF_VERSION }}_windows64_minimal" -DCOPIED_DEPENDENCIES=FALSE -DCOPY_DEPENDENCIES=TRUE -DVIRTUALCAM_GUID=${{ env.VIRTUALCAM-GUID }} ..
       - name: 'Build'
         run: msbuild /m /p:Configuration=RelWithDebInfo .\build64\obs-studio.sln
       - name: 'Package'
@@ -582,7 +582,7 @@ jobs:
     name: 'Windows 32-bit'
     runs-on: [windows-latest]
     env:
-      QT_VERSION: '5.10.1'
+      QT_VERSION: '5.15.2'
       CMAKE_GENERATOR: "Visual Studio 16 2019"
       CMAKE_SYSTEM_VERSION: "10.0.18363.657"
       WINDOWS_DEPS_VERSION: '2017'
@@ -673,7 +673,7 @@ jobs:
           mkdir ./build
           mkdir ./build32
           cd ./build32
-          cmake -G"${{ env.CMAKE_GENERATOR }}" -A"Win32" -DCMAKE_SYSTEM_VERSION="${{ env.CMAKE_SYSTEM_VERSION }}" -DENABLE_VLC=ON -DBUILD_BROWSER=true -DCOMPILE_D3D12_HOOK=true -DVLCPath="${{ github.workspace }}/cmbuild/vlc" -DDepsPath="${{ github.workspace }}/cmbuild/deps/win32" -DQTDIR="${{ github.workspace }}/cmbuild/QT/${{ env.QT_VERSION }}/msvc2017" -DCEF_ROOT_DIR="${{ github.workspace }}/cmbuild/cef_binary_${{ env.CEF_VERSION }}_windows32_minimal" -DCOPIED_DEPENDENCIES=FALSE -DCOPY_DEPENDENCIES=TRUE -DVIRTUALCAM_GUID=${{ env.VIRTUALCAM-GUID }} ..
+          cmake -G"${{ env.CMAKE_GENERATOR }}" -A"Win32" -DCMAKE_SYSTEM_VERSION="${{ env.CMAKE_SYSTEM_VERSION }}" -DENABLE_VLC=ON -DBUILD_BROWSER=true -DCOMPILE_D3D12_HOOK=true -DVLCPath="${{ github.workspace }}/cmbuild/vlc" -DDepsPath="${{ github.workspace }}/cmbuild/deps/win32" -DQTDIR="${{ github.workspace }}/cmbuild/QT/${{ env.QT_VERSION }}/msvc2019" -DCEF_ROOT_DIR="${{ github.workspace }}/cmbuild/cef_binary_${{ env.CEF_VERSION }}_windows32_minimal" -DCOPIED_DEPENDENCIES=FALSE -DCOPY_DEPENDENCIES=TRUE -DVIRTUALCAM_GUID=${{ env.VIRTUALCAM-GUID }} ..
       - name: 'Build'
         run: msbuild /m /p:Configuration=RelWithDebInfo .\build32\obs-studio.sln
       - name: 'Package'
diff --git a/CI/install-qt-win.cmd b/CI/install-qt-win.cmd
index e3dd99b54..147784e28 100644
--- a/CI/install-qt-win.cmd
+++ b/CI/install-qt-win.cmd
@@ -1,4 +1,4 @@
-if exist Qt_5.10.1.7z (curl -kLO https://cdn-fastly.obsproject.com/downloads/Qt_5.10.1.7z -f --retry 5 -z Qt_5.10.1.7z) else (curl -kLO https://cdn-fastly.obsproject.com/downloads/Qt_5.10.1.7z -f --retry 5 -C -)
-7z x Qt_5.10.1.7z -oQt
+if exist Qt_5.15.2.7z (curl -kLO https://cdn-fastly.obsproject.com/downloads/Qt_5.15.2.7z -f --retry 5 -z Qt_5.15.2.7z) else (curl -kLO https://cdn-fastly.obsproject.com/downloads/Qt_5.15.2.7z -f --retry 5 -C -)
+7z x Qt_5.15.2.7z -oQt
 mv Qt C:\QtDep
-dir C:\QtDep
\ No newline at end of file
+dir C:\QtDep
diff --git a/CI/install-script-win.cmd b/CI/install-script-win.cmd
index c12773d97..71967de90 100644
--- a/CI/install-script-win.cmd
+++ b/CI/install-script-win.cmd
@@ -9,8 +9,8 @@ if exist cef_binary_%CEF_VERSION%_windows64_minimal.zip (curl -kLO https://cdn-f
 set DepsPath32=%CD%\dependencies2017\win32
 set DepsPath64=%CD%\dependencies2017\win64
 set VLCPath=%CD%\vlc
-set QTDIR32=C:\QtDep\5.10.1\msvc2017
-set QTDIR64=C:\QtDep\5.10.1\msvc2017_64
+set QTDIR32=C:\QtDep\5.15.2\msvc2019
+set QTDIR64=C:\QtDep\5.15.2\msvc2019_64
 set CEF_32=%CD%\CEF_32\cef_binary_%CEF_VERSION%_windows32_minimal
 set CEF_64=%CD%\CEF_64\cef_binary_%CEF_VERSION%_windows64_minimal
 set build_config=RelWithDebInfo