diff --git a/apps/regression/graph_controller.cpp b/apps/regression/graph_controller.cpp
index 9e56ce98d..aad2a78e5 100644
--- a/apps/regression/graph_controller.cpp
+++ b/apps/regression/graph_controller.cpp
@@ -366,23 +366,6 @@ int GraphController::estimatedBannerNumberOfLines() const {
   return (selectedSeriesIndex() < 0) ? 3 : m_store->modelForSeries(selectedSeriesIndex())->bannerLinesCount();
 }
 
-InteractiveCurveViewRangeDelegate::Range GraphController::computeYRange(InteractiveCurveViewRange * interactiveCurveViewRange) {
-  float minY = FLT_MAX;
-  float maxY = -FLT_MAX;
-  for (int series = 0; series < Store::k_numberOfSeries; series++) {
-    for (int k = 0; k < m_store->numberOfPairsOfSeries(series); k++) {
-      if (m_store->xMin() <= m_store->get(series, 0, k) && m_store->get(series, 0, k) <= m_store->xMax()) {
-        minY = std::min<float>(minY, m_store->get(series, 1, k));
-        maxY = std::max<float>(maxY, m_store->get(series, 1, k));
-      }
-    }
-  }
-  InteractiveCurveViewRangeDelegate::Range range;
-  range.min = minY;
-  range.max = maxY;
-  return range;
-}
-
 void GraphController::setRoundCrossCursorView() {
   /* At this point, the model (selected series and dot indices) should be up
    * to date. */
diff --git a/apps/regression/graph_controller.h b/apps/regression/graph_controller.h
index fbe9b121c..4adf50f9c 100644
--- a/apps/regression/graph_controller.h
+++ b/apps/regression/graph_controller.h
@@ -49,9 +49,6 @@ private:
   int numberOfCurves() const override;
   int estimatedBannerNumberOfLines() const override;
 
-  // InteractiveCurveViewRangeDelegate
-  Shared::InteractiveCurveViewRangeDelegate::Range computeYRange(Shared::InteractiveCurveViewRange * interactiveCurveViewRange) override;
-
   void setRoundCrossCursorView();
   Shared::CursorView m_crossCursorView;
   Shared::RoundCursorView m_roundCursorView;
diff --git a/apps/shared/function_graph_controller.cpp b/apps/shared/function_graph_controller.cpp
index 869de86b8..7f6bf66d7 100644
--- a/apps/shared/function_graph_controller.cpp
+++ b/apps/shared/function_graph_controller.cpp
@@ -140,12 +140,6 @@ void FunctionGraphController::interestingRanges(InteractiveCurveViewRange * rang
   privateComputeRanges(true, range);
 }
 
-Shared::InteractiveCurveViewRangeDelegate::Range FunctionGraphController::computeYRange(Shared::InteractiveCurveViewRange * interactiveCurveViewRange) {
-  InteractiveCurveViewRange tempRange = *interactiveCurveViewRange;
-  privateComputeRanges(false, &tempRange);
-  return Shared::InteractiveCurveViewRangeDelegate::Range{.min = tempRange.yMin(), .max = tempRange.yMax()};
-}
-
 void FunctionGraphController::privateComputeRanges(bool tuneXRange, InteractiveCurveViewRange * range) const {
   Poincare::Context * context = textFieldDelegateApp()->localContext();
   float resultXMin = tuneXRange ? FLT_MAX : range->xMin();
diff --git a/apps/shared/function_graph_controller.h b/apps/shared/function_graph_controller.h
index fca17d753..9605564d8 100644
--- a/apps/shared/function_graph_controller.h
+++ b/apps/shared/function_graph_controller.h
@@ -39,7 +39,6 @@ protected:
   void initCursorParameters() override;
   CurveView * curveView() override;
 
-  Range computeYRange(Shared::InteractiveCurveViewRange * interactiveCurveViewRange) override;
   void privateComputeRanges(bool tuneXRange, Shared::InteractiveCurveViewRange * range) const;
   void yRangeForCursorFirstMove(Shared::InteractiveCurveViewRange * range) const;
 
diff --git a/apps/shared/interactive_curve_view_range_delegate.h b/apps/shared/interactive_curve_view_range_delegate.h
index e5c05a921..bd9f07dcc 100644
--- a/apps/shared/interactive_curve_view_range_delegate.h
+++ b/apps/shared/interactive_curve_view_range_delegate.h
@@ -20,8 +20,6 @@ protected:
     float min;
     float max;
   };
-private:
-  virtual Range computeYRange(InteractiveCurveViewRange * interactiveCurveViewRange) = 0;
 };
 
 }