diff --git a/apps/shared/interval.h b/apps/shared/interval.h
index 57ced33e8..3be28dc93 100644
--- a/apps/shared/interval.h
+++ b/apps/shared/interval.h
@@ -18,7 +18,7 @@ public:
   void setEnd(double f);
   void setStep(double f);
   void setElement(int i, double f);
-  void setNeedCompute(bool compute){ m_needCompute = compute;}
+  void forceRecompute(){ m_needCompute = true;}
   void reset();
   void clear();
   // TODO: decide the max number of elements after optimization
diff --git a/apps/shared/interval_parameter_controller.cpp b/apps/shared/interval_parameter_controller.cpp
index 3c928f786..cc8a41bca 100644
--- a/apps/shared/interval_parameter_controller.cpp
+++ b/apps/shared/interval_parameter_controller.cpp
@@ -85,7 +85,7 @@ int IntervalParameterController::reusableParameterCellCount(int type) {
 }
 
 void IntervalParameterController::buttonAction() {
-  m_interval->setNeedCompute(true);
+  m_interval->forceRecompute();
   StackViewController * stack = stackController();
   stack->pop();
   if (stack->depth() > 1) {