diff --git a/src/droplets/ad_droplet.cpp b/src/droplets/ad_droplet.cpp
index 94538d7..370c03c 100644
--- a/src/droplets/ad_droplet.cpp
+++ b/src/droplets/ad_droplet.cpp
@@ -216,7 +216,9 @@ void ADDroplet::UpdateStateCallback() {
 	       sample_rate,
 	       State());
   }
-  delete title_graph;
+  if (title_graph != NULL) {
+    delete title_graph;
+  }
   CreateTitleGraph();
 }