diff --git a/src/drone_controller.cc b/src/drone_controller.cc
index 99df662..f1b4a48 100644
--- a/src/drone_controller.cc
+++ b/src/drone_controller.cc
@@ -95,7 +95,7 @@ void DroneController::drawGuide(QOpenGLExtraFunctions *f, const Drone &d) const
 	f->glDrawArrays(GL_LINES, 0, 2);
 
 	QVector<GLfloat> grid;
-	const int size = 1000;
+	const int size = 100;
 	const float offset = 0;
 	for (int i = -size; i < size; i += 10) {
 		grid.append(i);