diff --git a/main.cpp b/main.cpp
index 3f91470..0aedcd7 100644
--- a/main.cpp
+++ b/main.cpp
@@ -115,7 +115,12 @@ int main()
 		ImGui::SetNextWindowBgAlpha(0.2f);
 		ImGui::Begin("FPS", nullptr ,window_flags);
 		if (fpsDataClock.getElapsedTime().asMilliseconds() > 20) {
-			frameTimings[frameCount%100] = static_cast<float>(deltaT.asMicroseconds());
+			if (frameCount >= 100) {
+				memmove(frameTimings, frameTimings + 1, 99 * sizeof(float));
+				frameTimings[99] = static_cast<float>(deltaT.asMicroseconds());
+			} else [[unlikely]] {
+				frameTimings[frameCount] = static_cast<float>(deltaT.asMicroseconds());
+			}
 			frameCount++;
 			fpsDataClock.restart();
 		}