diff --git a/apps/graph/graph/graph_controller.cpp b/apps/graph/graph/graph_controller.cpp
index a3b189687..46e1b1232 100644
--- a/apps/graph/graph/graph_controller.cpp
+++ b/apps/graph/graph/graph_controller.cpp
@@ -146,10 +146,10 @@ bool GraphController::moveCursorHorizontally(int direction) {
   return privateMoveCursorHorizontally(m_cursor, direction, m_graphRange, k_numberOfCursorStepsInGradUnit, record);
 }
 
-int GraphController::closestCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const {
+int GraphController::nextCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const {
   int nbOfActiveFunctions = functionStore()-> numberOfActiveFunctions();
   if (functionStore()->numberOfActiveFunctionsOfType(ContinuousFunction::PlotType::Cartesian) == nbOfActiveFunctions) {
-    return FunctionGraphController::closestCurveIndexVertically(goingUp, currentSelectedCurve, context);
+    return FunctionGraphController::nextCurveIndexVertically(goingUp, currentSelectedCurve, context);
   }
   int nextActiveFunctionIndex = currentSelectedCurve + (goingUp ? -1 : 1);
   return nextActiveFunctionIndex >= nbOfActiveFunctions ? -1 : nextActiveFunctionIndex;
diff --git a/apps/graph/graph/graph_controller.h b/apps/graph/graph/graph_controller.h
index e2707ea0b..337b7c56a 100644
--- a/apps/graph/graph/graph_controller.h
+++ b/apps/graph/graph/graph_controller.h
@@ -28,7 +28,7 @@ private:
   BannerView * bannerView() override { return &m_bannerView; }
   void reloadBannerView() override;
   bool moveCursorHorizontally(int direction) override;
-  int closestCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const override;
+  int nextCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const override;
   double defaultCursorT(Ion::Storage::Record record) override;
   Shared::InteractiveCurveViewRange * interactiveCurveViewRange() override { return m_graphRange; }
   GraphView * functionGraphView() override { return &m_view; }
diff --git a/apps/shared/function_graph_controller.cpp b/apps/shared/function_graph_controller.cpp
index e68ceab32..17156f3a8 100644
--- a/apps/shared/function_graph_controller.cpp
+++ b/apps/shared/function_graph_controller.cpp
@@ -153,7 +153,7 @@ void FunctionGraphController::initCursorParameters() {
 bool FunctionGraphController::moveCursorVertically(int direction) {
   int currentActiveFunctionIndex = indexFunctionSelectedByCursor();
   Poincare::Context * context = textFieldDelegateApp()->localContext();
-  int nextActiveFunctionIndex = closestCurveIndexVertically(direction > 0, currentActiveFunctionIndex, context);
+  int nextActiveFunctionIndex = nextCurveIndexVertically(direction > 0, currentActiveFunctionIndex, context);
   if (nextActiveFunctionIndex < 0) {
     return false;
   }
diff --git a/apps/shared/function_graph_controller.h b/apps/shared/function_graph_controller.h
index 882990ed4..e111c4234 100644
--- a/apps/shared/function_graph_controller.h
+++ b/apps/shared/function_graph_controller.h
@@ -29,6 +29,9 @@ protected:
   virtual FunctionStore * functionStore() const;
 
   // Closest vertical curve helper
+  virtual int nextCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const {
+    return closestCurveIndexVertically(goingUp, currentSelectedCurve, context);
+  }
   bool closestCurveIndexIsSuitable(int newIndex, int currentIndex) const override;
   int selectedCurveIndex() const override { return *m_indexFunctionSelectedByCursor; }
   Poincare::Coordinate2D<double> xyValues(int curveIndex, double t, Poincare::Context * context) const override;
diff --git a/apps/shared/interactive_curve_view_controller.h b/apps/shared/interactive_curve_view_controller.h
index d4c3d9354..326defd8c 100644
--- a/apps/shared/interactive_curve_view_controller.h
+++ b/apps/shared/interactive_curve_view_controller.h
@@ -42,7 +42,7 @@ protected:
   bool isCursorVisible();
 
   // Closest vertical curve helper
-  virtual int closestCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const;
+  int closestCurveIndexVertically(bool goingUp, int currentSelectedCurve, Poincare::Context * context) const;
   virtual bool closestCurveIndexIsSuitable(int newIndex, int currentIndex) const = 0;
   virtual int selectedCurveIndex() const = 0;
   virtual Poincare::Coordinate2D<double> xyValues(int curveIndex, double t, Poincare::Context * context) const = 0;