1 files changed, 1 insertions, 1 deletions
diff --git a/src/particlecontainer.cpp b/src/particlecontainer.cpp
index b3798a33..f19ad6e3 100644
--- a/src/particlecontainer.cpp
+++ b/src/particlecontainer.cpp
@@ -168,7 +168,7 @@ void ParticleVector::moveTo(float x, float y)
             if (indexedElement->isExtinct())
             {
                 indexedElement->kill();
-                indexedElement = NULL;
+                indexedElement = nullptr;
             }
         }
     }