diff --git a/apps/shared/interval.h b/apps/shared/interval.h
index 3022c99f6..57ced33e8 100644
--- a/apps/shared/interval.h
+++ b/apps/shared/interval.h
@@ -18,7 +18,6 @@ public:
   void setEnd(double f);
   void setStep(double f);
   void setElement(int i, double f);
-  bool needCompute() const { return m_needCompute; }
   void setNeedCompute(bool compute){ m_needCompute = compute;}
   void reset();
   void clear();