diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index 06c7e63cb0..feaccc2540 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -606,7 +606,7 @@ macOS14_Xcode15_arm64:
     - Get-Volume
     - Copy-Item C:\ProgramData\chocolatey\logs\chocolatey.log
   cache:
-    key: ninja-v8
+    key: ninja-v9
     paths:
     - ccache
     - deps
@@ -722,7 +722,7 @@ macOS14_Xcode15_arm64:
     - Get-Volume
     - Copy-Item C:\ProgramData\chocolatey\logs\chocolatey.log
   cache:
-    key: msbuild-v8
+    key: msbuild-v9
     paths:
     - deps
     - MSVC2019_64/deps/Qt
diff --git a/CI/before_script.msvc.sh b/CI/before_script.msvc.sh
index 3919507bd1..b501c0162b 100644
--- a/CI/before_script.msvc.sh
+++ b/CI/before_script.msvc.sh
@@ -563,7 +563,7 @@ ICU_VER="70_1"
 LUAJIT_VER="v2.1.0-beta3-452-g7a0cf5fd"
 LZ4_VER="1.9.2"
 OPENAL_VER="1.23.0"
-QT_VER="5.15.2"
+QT_VER="6.6.2"
 
 OSG_ARCHIVE_NAME="OSGoS 3.6.5"
 OSG_ARCHIVE="OSGoS-3.6.5-123-g68c5c573d-msvc${OSG_MSVC_YEAR}-win${BITS}"
@@ -894,7 +894,7 @@ printf "Qt ${QT_VER}... "
 		printf "Exists. "
 	elif [ -z $SKIP_EXTRACT ]; then
 		pushd "$DEPS" > /dev/null
-		AQT_VERSION="v3.1.7"
+		AQT_VERSION="v3.1.12"
 		if ! [ -f "aqt_x64-${AQT_VERSION}.exe" ]; then
 			download "aqt ${AQT_VERSION}"\
 				"https://github.com/miurahr/aqtinstall/releases/download/${AQT_VERSION}/aqt_x64.exe" \
@@ -915,6 +915,9 @@ printf "Qt ${QT_VER}... "
 		echo Done.
 	fi
 
+	QT_MAJOR_VER=$(echo "${QT_VER}" | awk -F '[.]' '{printf "%d", $1}')
+	QT_MINOR_VER=$(echo "${QT_VER}" | awk -F '[.]' '{printf "%d", $2}')
+
 	cd $QT_SDK
 	for CONFIGURATION in ${CONFIGURATIONS[@]}; do
 		if [ $CONFIGURATION == "Debug" ]; then
@@ -922,13 +925,22 @@ printf "Qt ${QT_VER}... "
 		else
 			DLLSUFFIX=""
 		fi
-		if [ "${QT_VER:0:1}" -eq "6" ]; then
-			add_runtime_dlls $CONFIGURATION "$(pwd)/bin/Qt${QT_VER:0:1}"{Core,Gui,Network,OpenGL,OpenGLWidgets,Widgets,Svg}${DLLSUFFIX}.dll
+
+		if [ "${QT_MAJOR_VER}" -eq 6 ]; then
+			add_runtime_dlls $CONFIGURATION "$(pwd)/bin/Qt${QT_MAJOR_VER}"{Core,Gui,Network,OpenGL,OpenGLWidgets,Widgets,Svg}${DLLSUFFIX}.dll
+
+			# Since Qt 6.7.0 plugin is called "qmodernwindowsstyle"
+			if [ "${QT_MINOR_VER}" -ge 7 ]; then
+				add_qt_style_dlls $CONFIGURATION "$(pwd)/plugins/styles/qmodernwindowsstyle${DLLSUFFIX}.dll"
+			else
+				add_qt_style_dlls $CONFIGURATION "$(pwd)/plugins/styles/qwindowsvistastyle${DLLSUFFIX}.dll"
+			fi
 		else
-			add_runtime_dlls $CONFIGURATION "$(pwd)/bin/Qt${QT_VER:0:1}"{Core,Gui,Network,OpenGL,Widgets,Svg}${DLLSUFFIX}.dll
+			add_runtime_dlls $CONFIGURATION "$(pwd)/bin/Qt${QT_MAJOR_VER}"{Core,Gui,Network,OpenGL,Widgets,Svg}${DLLSUFFIX}.dll
+			add_qt_style_dlls $CONFIGURATION "$(pwd)/plugins/styles/qwindowsvistastyle${DLLSUFFIX}.dll"
 		fi
+
 		add_qt_platform_dlls $CONFIGURATION "$(pwd)/plugins/platforms/qwindows${DLLSUFFIX}.dll"
-		add_qt_style_dlls $CONFIGURATION "$(pwd)/plugins/styles/qwindowsvistastyle${DLLSUFFIX}.dll"
 		add_qt_image_dlls $CONFIGURATION "$(pwd)/plugins/imageformats/qsvg${DLLSUFFIX}.dll"
 	done
 	echo Done.
diff --git a/apps/opencs/CMakeLists.txt b/apps/opencs/CMakeLists.txt
index 3353a4586f..d6af64b33b 100644
--- a/apps/opencs/CMakeLists.txt
+++ b/apps/opencs/CMakeLists.txt
@@ -257,6 +257,7 @@ endif()
 
 if (WIN32)
     target_link_libraries(openmw-cs-lib ${Boost_LOCALE_LIBRARY})
+    target_sources(openmw-cs PRIVATE ${CMAKE_SOURCE_DIR}/files/windows/openmw-cs.exe.manifest)
 endif()
 
 if (WIN32 AND BUILD_OPENCS)
diff --git a/files/windows/openmw-cs.exe.manifest b/files/windows/openmw-cs.exe.manifest
new file mode 100644
index 0000000000..3107f64706
--- /dev/null
+++ b/files/windows/openmw-cs.exe.manifest
@@ -0,0 +1,9 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<assembly xmlns="urn:schemas-microsoft-com:asm.v1" manifestVersion="1.0" xmlns:asmv3="urn:schemas-microsoft-com:asm.v3">
+  <asmv3:application>
+    <asmv3:windowsSettings>
+      <dpiAware xmlns="http://schemas.microsoft.com/SMI/2005/WindowsSettings">true</dpiAware>
+      <dpiAwareness xmlns="http://schemas.microsoft.com/SMI/2016/WindowsSettings">PerMonitorV2</dpiAwareness>
+    </asmv3:windowsSettings>
+  </asmv3:application>
+</assembly>
\ No newline at end of file