diff --git a/src/pulsaranimationwidget.cpp b/src/pulsaranimationwidget.cpp
index 49614e1f6886fad2c49cba3b8f35be65c7d73e0b..c773b305a695b2564df03d85feb02669e1578739 100644
--- a/src/pulsaranimationwidget.cpp
+++ b/src/pulsaranimationwidget.cpp
@@ -258,19 +258,19 @@ void PulsarAnimationWidget::paintGL()
             glColor3f(0.33f, 0.33f, 1.0f);
             glPushMatrix();
             {
-                glTranslatef(0.0, 0.0, -5.0);
-                gluCylinder(m_quadricLineOfSight, 0.025, 0.025, 10.0, 32, 1);
+                glTranslatef(0.0, 0.0, -5.01);
+                gluCylinder(m_quadricLineOfSight, 0.025, 0.025, 10.02, 32, 1);
             }
             glPopMatrix();
             glPushMatrix();
             {
-                glTranslatef(0.0, 0.0, -5.0);
+                glTranslatef(0.0, 0.0, -5.01);
                 gluDisk(m_quadricLineOfSightTop1, 0, 0.025, 32, 8);
             }
             glPopMatrix();
             glPushMatrix();
             {
-                glTranslatef(0.0, 0.0, 5.0);
+                glTranslatef(0.0, 0.0, 5.01);
                 gluDisk(m_quadricLineOfSightTop2, 0, 0.025, 32, 8);
             }
             glPopMatrix();