diff --git a/src/pulsaranimationwidget.cpp b/src/pulsaranimationwidget.cpp
index 2a412b129dd1d0f64f3f1139446c31a4775028ba..49614e1f6886fad2c49cba3b8f35be65c7d73e0b 100644
--- a/src/pulsaranimationwidget.cpp
+++ b/src/pulsaranimationwidget.cpp
@@ -108,13 +108,10 @@ PulsarAnimationWidget::~PulsarAnimationWidget()
     if(m_quadricPulsarSpinAxis) gluDeleteQuadric(m_quadricPulsarSpinAxis);
     if(m_quadricPulsarSpinAxisTop1) gluDeleteQuadric(m_quadricPulsarSpinAxisTop1);
     if(m_quadricPulsarSpinAxisTop2) gluDeleteQuadric(m_quadricPulsarSpinAxisTop2);
-    if(m_quadricPulsarSpinAxis) gluDeleteQuadric(m_quadricPulsarSpinAxis);
-    if(m_quadricPulsarSpinAxisTop1) gluDeleteQuadric(m_quadricPulsarSpinAxisTop1);
-    if(m_quadricPulsarSpinAxisTop2) gluDeleteQuadric(m_quadricPulsarSpinAxisTop2);
     if(m_quadricPulsarMagneticAxis) gluDeleteQuadric(m_quadricPulsarMagneticAxis);
-    if(m_quadricPulsarSpinAxis) gluDeleteQuadric(m_quadricLineOfSight);
-    if(m_quadricPulsarSpinAxisTop1) gluDeleteQuadric(m_quadricLineOfSightTop1);
-    if(m_quadricPulsarSpinAxisTop2) gluDeleteQuadric(m_quadricLineOfSightTop2);
+    if(m_quadricLineOfSight) gluDeleteQuadric(m_quadricLineOfSight);
+    if(m_quadricLineOfSightTop1) gluDeleteQuadric(m_quadricLineOfSightTop1);
+    if(m_quadricLineOfSightTop2) gluDeleteQuadric(m_quadricLineOfSightTop2);
     if(m_backgroundTexture) deleteTexture(m_backgroundTexture);
 }