diff --git a/CI/before_script.msvc.sh b/CI/before_script.msvc.sh
index 9c12c45db..16def0f8c 100644
--- a/CI/before_script.msvc.sh
+++ b/CI/before_script.msvc.sh
@@ -636,6 +636,17 @@ fi
 			-DQT_QMAKE_EXECUTABLE="${QT_SDK}/bin/qmake.exe" \
 			-DCMAKE_PREFIX_PATH="$QT_SDK"
 
+		if [ $CONFIGURATION == "Debug" ]; then
+			SUFFIX="d"
+		else
+			SUFFIX=""
+		fi
+
+		DIR=$(echo "${QT_SDK}" | sed "s,\\\\,/,g" | sed "s,\(.\):,/\\1,")
+
+		add_runtime_dlls "${DIR}/bin/Qt5"{Core,Gui,Network,OpenGL,Widgets}${SUFFIX}.dll
+		add_qt_platform_dlls "${DIR}/plugins/platforms/qwindows${SUFFIX}.dll"
+
 		echo Done.
 	fi
 }
@@ -710,7 +721,7 @@ if [ ! -z $CI ]; then
 fi
 
 # NOTE: Disable this when/if we want to run test cases
-if [ -z $CI ]; then
+#if [ -z $CI ]; then
 	echo "- Copying Runtime DLLs..."
 	mkdir -p $BUILD_CONFIG
 	for DLL in $RUNTIME_DLLS; do
@@ -742,7 +753,7 @@ if [ -z $CI ]; then
 		cp "$DLL" "${BUILD_CONFIG}/platforms"
 	done
 	echo
-fi
+#fi
 
 if [ -z $VERBOSE ]; then
 	printf -- "- Configuring... "
diff --git a/CMakeLists.txt b/CMakeLists.txt
index bfef2d328..3cd1082f0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -360,8 +360,6 @@ if (CMAKE_CXX_COMPILER_ID STREQUAL GNU OR CMAKE_CXX_COMPILER_ID STREQUAL Clang)
         set(CMAKE_CXX_FLAGS "${CMAKE_CXX_FLAGS} -Wno-unused-but-set-parameter")
     endif()
 elseif (MSVC)
-    set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS} /Zi /bigobj")
-    set(CMAKE_EXE_LINKER_FLAGS_RELEASE "${CMAKE_EXE_LINKER_FLAGS_RELEASE} /DEBUG /OPT:REF /OPT:ICF /INCREMENTAL:NO")
     # Enable link-time code generation globally for all linking
     if (OPENMW_LTO_BUILD)
         set(CMAKE_CXX_FLAGS_RELEASE "${CMAKE_CXX_FLAGS_RELEASE} /GL")
@@ -707,8 +705,7 @@ if (WIN32)
     endif()
 
     if (BUILD_OPENMW)
-        # Very specific issue this, only needed on 32-bit VS2015 during unity builds.
-        if (MSVC_VERSION GREATER 1800 AND CMAKE_SIZEOF_VOID_P EQUAL 4 AND OPENMW_UNITY_BUILD)
+        if (OPENMW_UNITY_BUILD)
             set_target_properties(openmw PROPERTIES COMPILE_FLAGS "${WARNINGS} ${MT_BUILD} /bigobj")
         else()
             set_target_properties(openmw PROPERTIES COMPILE_FLAGS "${WARNINGS} ${MT_BUILD}")
diff --git a/appveyor.yml b/appveyor.yml
index 21fb7e1d6..97eaa0e26 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -19,7 +19,8 @@ platform:
 
 configuration:
 #    - Debug
-   - Release
+    - Release
+#    - RelWithDebInfo
 
 # For the Qt, Boost, CMake, etc installs
 #os: Visual Studio 2017
@@ -48,7 +49,7 @@ install:
     - set PATH=C:\Program Files\Git\mingw64\bin;%PATH%
 
 before_build:
-    - cmd: sh %APPVEYOR_BUILD_FOLDER%\CI\before_script.msvc.sh -u -p %PLATFORM% -v %msvc% -V
+    - cmd: sh %APPVEYOR_BUILD_FOLDER%\CI\before_script.msvc.sh -c %configuration% -p %PLATFORM% -v %msvc% -V
 
 build_script:
     - cmd: if %PLATFORM%==Win32 set build=MSVC%msvc%_32
@@ -56,8 +57,8 @@ build_script:
     - cmd: msbuild %build%\OpenMW.sln /t:Build /p:Configuration=%configuration% /m:2 /logger:"C:\Program Files\AppVeyor\BuildAgent\Appveyor.MSBuildLogger.dll"
 
 after_build:
-    - cmd: if %PLATFORM%==x64 7z a OpenMW_MSVC%msvc%_x64.zip %APPVEYOR_BUILD_FOLDER%\MSVC%msvc%_64\Release\ -xr"!*.pdb"
-    - cmd: if %PLATFORM%==x64 7z a OpenMW_MSVC%msvc%_x64_pdb.zip %APPVEYOR_BUILD_FOLDER%\MSVC%msvc%_64\Release\*.pdb
+    - cmd: if %PLATFORM%==x64 7z a OpenMW_MSVC%msvc%_%platform%_%appveyor_pull_request_number%_%appveyor_pull_request_head_commit%.zip %APPVEYOR_BUILD_FOLDER%\MSVC%msvc%_64\%configuration%\ -xr"!*.pdb"
+    #- cmd: if %PLATFORM%==x64 7z a OpenMW_MSVC%msvc%_%platform%_%appveyor_pull_request_number%_%appveyor_pull_request_head_commit%_pdb.zip %APPVEYOR_BUILD_FOLDER%\MSVC%msvc%_64\%configuration%\*.pdb
 
 test: off
 
@@ -69,7 +70,7 @@ test: off
 #    on_build_status_changed: true
 
 artifacts:
-  - path: OpenMW_MSVC%msvc%_x64.zip
-    name: OpenMW_MSVC%msvc%_x64
-  - path: OpenMW_MSVC%msvc%_x64_pdb.zip
-    name: OpenMW_MSVC%msvc%_x64_pdb
+  - path: OpenMW_MSVC%msvc%_%platform%_%appveyor_pull_request_number%_%appveyor_pull_request_head_commit%.zip
+    name: OpenMW_MSVC%msvc%_%platform%_%appveyor_pull_request_number%_%appveyor_pull_request_head_commit%
+  #- path: OpenMW_MSVC%msvc%_%platform%_%appveyor_pull_request_number%_%appveyor_pull_request_head_commit%_pdb.zip
+  #  name: OpenMW_MSVC%msvc%_%platform%_%appveyor_pull_request_number%_%appveyor_pull_request_head_commit%_pdb