diff --git a/main.cpp b/main.cpp
index ba45d45..a23c96c 100644
--- a/main.cpp
+++ b/main.cpp
@@ -109,17 +109,22 @@ int main() {
 	}
 	SDL_UnlockSurface(window_surface);
 
-
 	const auto start_time = clock::now();
 	auto next_poll_events_time = start_time;
 	auto frame_start = start_time;
 	clock::duration frame_time;
 	for (bool continu = true; continu;) {
-		{
-			// measure frame_time
-			auto now = clock::now();
-			frame_time = now - frame_start;
-			frame_start = now;
+		// measure frame_time
+		const auto now = clock::now();
+		frame_time = now - frame_start;
+		frame_start = now;
+
+		if (now >= next_poll_events_time) {
+			next_poll_events_time = now + std::chrono::milliseconds{200};
+			poll_events(continu);
+			std::println(
+				"last frame_time={} batchsize={}", frame_time, batchsize
+			);
 		}
 
 		SDL_LockSurface(window_surface);
@@ -134,17 +139,7 @@ int main() {
 			)[pos.x + pos.y * window_surface->w] = walk_color;
 		}
 		SDL_UnlockSurface(window_surface);
-
 		SDL_UpdateWindowSurface(window);
-
-		const auto now = clock::now();
-		if (now >= next_poll_events_time) {
-			next_poll_events_time = now + std::chrono::milliseconds{200};
-			poll_events(continu);
-			std::println(
-				"last frame_time={} batchsize={}", frame_time, batchsize
-			);
-		}
 	}
 
 	// leaking memory, nothing I can do