diff --git a/periodic_updates.cpp b/periodic_updates.cpp
index e29fc40..853f725 100644
--- a/periodic_updates.cpp
+++ b/periodic_updates.cpp
@@ -26,13 +26,6 @@ void periodic_update() {
     auto now = std::chrono::steady_clock::now();
     _ball->update_pos(ellapsed_double(_last_time, now));
 
-    fprintf(stderr, "dt = %lf, tot = %lf; center: %.2lf, %.2lf, %.2lf\n",
-            ellapsed_double(_last_time, now),
-            ellapsed_double(_init_clocks, now),
-            _ball->getCenter().x,
-            _ball->getCenter().y,
-            _ball->getCenter().z);
-
     _last_time = now;
     glutPostRedisplay();
 }