diff --git a/openFrameworks/ofxMaxim/libs/maxiGrains.h b/openFrameworks/ofxMaxim/libs/maxiGrains.h
index 5fd5beb8..4363d92f 100644
--- a/openFrameworks/ofxMaxim/libs/maxiGrains.h
+++ b/openFrameworks/ofxMaxim/libs/maxiGrains.h
@@ -126,7 +126,7 @@ class maxiGrainWindowCache {
 class maxiGrainBase {
 public:
     virtual double play() {}
-    virtual ~maxiGrainBase() {}
+    virtual ~maxiGrainBase() { return 0.0; }
     bool finished;
 };