diff --git a/src/eepp/window/backend/SDL2/windowsdl2.cpp b/src/eepp/window/backend/SDL2/windowsdl2.cpp
index 28aa08990..9cda3d2fa 100644
--- a/src/eepp/window/backend/SDL2/windowsdl2.cpp
+++ b/src/eepp/window/backend/SDL2/windowsdl2.cpp
@@ -786,12 +786,14 @@ void WindowSDL::raise() {
 }
 
 void WindowSDL::flash( WindowFlashOperation op ) {
+#if EE_PLATFORM != EE_PLATFORM_EMSCRIPTEN
 	SDL_FlashOperation sdlOp = SDL_FlashOperation::SDL_FLASH_BRIEFLY;
 	if ( op == WindowFlashOperation::Cancel )
 		sdlOp = SDL_FlashOperation::SDL_FLASH_CANCEL;
 	else if ( op == WindowFlashOperation::UntilFocused )
 		sdlOp = SDL_FlashOperation::SDL_FLASH_UNTIL_FOCUSED;
 	SDL_FlashWindow( mSDLWindow, sdlOp );
+#endif
 }
 
 void WindowSDL::show() {
diff --git a/src/tools/ecode/ecode.cpp b/src/tools/ecode/ecode.cpp
index 09edebcc8..7426cb8eb 100644
--- a/src/tools/ecode/ecode.cpp
+++ b/src/tools/ecode/ecode.cpp
@@ -12,8 +12,14 @@
 #include <algorithm>
 #include <args/args.hxx>
 #include <filesystem>
-#include <malloc.h>
 #include <nlohmann/json.hpp>
+#if EE_PLATFORM == EE_PLATFORM_LINUX
+// For malloc_trim, which is a GNU extension
+extern "C" {
+#include <malloc.h>
+}
+#endif
+
 namespace fs = std::filesystem;
 using json = nlohmann::json;