diff --git a/cmake/DPF-plugin.cmake b/cmake/DPF-plugin.cmake
index a1d28377..de15ab0e 100644
--- a/cmake/DPF-plugin.cmake
+++ b/cmake/DPF-plugin.cmake
@@ -996,8 +996,13 @@ function(dpf__add_plugin_specific_ui_sources NAME USE_WEB_VIEW)
   elseif(WIN32 AND USE_WEB_VIEW)
     target_sources("${NAME}" PRIVATE
       "${DPF_ROOT_DIR}/distrho/DistrhoUI_win32.cpp")
-    set_source_files_properties("${DPF_ROOT_DIR}/distrho/DistrhoUI_win32.cpp"
-      PROPERTIES COMPILE_FLAGS -std=gnu++17)
+    if (MSVC)
+      set_source_files_properties("${DPF_ROOT_DIR}/distrho/DistrhoUI_win32.cpp"
+        PROPERTIES COMPILE_FLAGS /std:c++17)
+    else()
+      set_source_files_properties("${DPF_ROOT_DIR}/distrho/DistrhoUI_win32.cpp"
+        PROPERTIES COMPILE_FLAGS -std=gnu++17)
+    endif()
   endif()
 endfunction()
 
diff --git a/distrho/extra/WebViewWin32.hpp b/distrho/extra/WebViewWin32.hpp
index a686ccfb..4b005e2b 100644
--- a/distrho/extra/WebViewWin32.hpp
+++ b/distrho/extra/WebViewWin32.hpp
@@ -24,7 +24,7 @@
 
 START_NAMESPACE_DISTRHO
 
-struct WebView;
+class WebView;
 
 WebView* webview_choc_create(const WebViewOptions& opts);
 void webview_choc_destroy(WebView*);