1 files changed, 2 insertions, 2 deletions
diff --git a/src/datavisualization/utils/abstractobjecthelper_p.h b/src/datavisualization/utils/abstractobjecthelper_p.h
index c1618909..99f85dab 100644
--- a/src/datavisualization/utils/abstractobjecthelper_p.h
+++ b/src/datavisualization/utils/abstractobjecthelper_p.h
@@ -38,11 +38,11 @@ class AbstractObjectHelper: protected QOpenGLFunctions
 protected:
     AbstractObjectHelper();
 public:
-    ~AbstractObjectHelper();
+    virtual ~AbstractObjectHelper();
 
     GLuint vertexBuf();
     GLuint normalBuf();
-    GLuint uvBuf();
+    virtual GLuint uvBuf();
     GLuint elementBuf();
     GLuint indexCount();
     GLuint indicesType();