diff --git a/src/main.c b/src/main.c
index becff80..6264000 100644
--- a/src/main.c
+++ b/src/main.c
@@ -28,7 +28,7 @@ void DrawKugelwelle(int x, int y, int breite, int hoehe, AppState* state, Color
     for (int i = 0; i * state->lambda + s0 < breite; i++) {
         int radius = i * state->lambda + s0;
 
-        if (radius > s0) {
+        if (radius > 0) {
             DrawCircleLines(x, y, radius, color);
         }
     }