diff --git a/src/mainloop.c b/src/mainloop.c
index a21376e..8458a73 100644
--- a/src/mainloop.c
+++ b/src/mainloop.c
@@ -50,7 +50,6 @@ static inline bool HandleEvent(struct Game* game, ALLEGRO_EVENT* ev) {
 
 		case ALLEGRO_EVENT_DISPLAY_RESIZE:
 			PrintConsole(game, "Resize event: %dx%d", ev->display.width, ev->display.height);
-
 #ifdef LIBSUPERDERPY_IMGUI
 			ImGui_ImplAllegro5_InvalidateDeviceObjects();
 #endif
@@ -62,6 +61,9 @@ static inline bool HandleEvent(struct Game* game, ALLEGRO_EVENT* ev) {
 			// SetupViewport can be expensive, so don't do it when the resize event is already outdated or doesn't change anything
 			if (((ev->display.width != game->_priv.window_width) || (ev->display.height != game->_priv.window_height)) &&
 				(ev->display.width == al_get_display_width(game->display)) && (ev->display.height == al_get_display_height(game->display))) {
+				if (game->_priv.params.fixed_size) {
+					al_resize_display(game->display, game->_priv.params.width, game->_priv.params.height);
+				}
 				SetupViewport(game);
 			}
 
diff --git a/src/utils.c b/src/utils.c
index 6ebc195..67b335f 100644
--- a/src/utils.c
+++ b/src/utils.c
@@ -688,6 +688,12 @@ SYMBOL_EXPORT void QuitGame(struct Game* game, bool allow_pausing) {
 }
 
 SYMBOL_EXPORT bool ToggleFullscreen(struct Game* game) {
+	if (IS_EMSCRIPTEN && game->_priv.params.fixed_size) {
+		al_set_display_flag(game->display, ALLEGRO_FULLSCREEN_WINDOW, true);
+		SetupViewport(game);
+		PrintConsole(game, "Fullscreen toggled");
+		return true;
+	}
 	game->config.fullscreen = !game->config.fullscreen;
 	if (game->config.fullscreen) {
 		SetConfigOption(game, "SuperDerpy", "fullscreen", "1");