diff --git a/apps/graph/graph/curve_parameter_controller.cpp b/apps/graph/graph/curve_parameter_controller.cpp
index bba3c3fd4..10d2f18b4 100644
--- a/apps/graph/graph/curve_parameter_controller.cpp
+++ b/apps/graph/graph/curve_parameter_controller.cpp
@@ -6,7 +6,7 @@ using namespace Shared;
 namespace Graph {
 
 CurveParameterController::CurveParameterController(InteractiveCurveViewRange * graphRange, BannerView * bannerView, CurveViewCursor * cursor) :
-  FunctionCurveParameterController(graphRange, cursor),
+  FunctionCurveParameterController(graphRange, cursor, "x"),
   m_bannerView(bannerView),
   m_calculationCell(PointerTableCellWithChevron((char*)"Calculer")),
   m_derivativeCell(PointerTableCellWithSwitch((char*)"Nombre derivee"))
diff --git a/apps/sequence/graph/curve_parameter_controller.cpp b/apps/sequence/graph/curve_parameter_controller.cpp
index 4a9173ebb..1a15be626 100644
--- a/apps/sequence/graph/curve_parameter_controller.cpp
+++ b/apps/sequence/graph/curve_parameter_controller.cpp
@@ -7,7 +7,7 @@ using namespace Shared;
 namespace Sequence {
 
 CurveParameterController::CurveParameterController(GraphController * graphController, InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor) :
-  FunctionCurveParameterController(graphRange, cursor),
+  FunctionCurveParameterController(graphRange, cursor, "n"),
   m_sumCell(PointerTableCell((char*)"Somme des termes")),
   m_graphController(graphController)
 {
diff --git a/apps/shared/function_curve_parameter_controller.cpp b/apps/shared/function_curve_parameter_controller.cpp
index f88cdcf5c..1ad9248a1 100644
--- a/apps/shared/function_curve_parameter_controller.cpp
+++ b/apps/shared/function_curve_parameter_controller.cpp
@@ -3,12 +3,12 @@
 
 namespace Shared {
 
-FunctionCurveParameterController::FunctionCurveParameterController(InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor) :
+FunctionCurveParameterController::FunctionCurveParameterController(InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor, const char * symbol) :
   ViewController(nullptr),
   m_goToCell(PointerTableCellWithChevron((char*)"Aller a")),
   m_selectableTableView(SelectableTableView(this, this, Metric::CommonTopMargin, Metric::CommonRightMargin,
     Metric::CommonBottomMargin, Metric::CommonLeftMargin)),
-  m_goToParameterController(GoToParameterController(this, graphRange, cursor)),
+  m_goToParameterController(GoToParameterController(this, graphRange, cursor, symbol)),
   m_function(nullptr)
 {
 }
diff --git a/apps/shared/function_curve_parameter_controller.h b/apps/shared/function_curve_parameter_controller.h
index 56e8946c8..ce16259c7 100644
--- a/apps/shared/function_curve_parameter_controller.h
+++ b/apps/shared/function_curve_parameter_controller.h
@@ -11,7 +11,7 @@ namespace Shared {
 
 class FunctionCurveParameterController : public ViewController, public SimpleListViewDataSource {
 public:
-  FunctionCurveParameterController(InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor);
+  FunctionCurveParameterController(InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor, const char * symbol);
   View * view() override;
   void didBecomeFirstResponder() override;
   KDCoordinate cellHeight() override;
diff --git a/apps/shared/go_to_parameter_controller.cpp b/apps/shared/go_to_parameter_controller.cpp
index ce4f13fae..02dcf7586 100644
--- a/apps/shared/go_to_parameter_controller.cpp
+++ b/apps/shared/go_to_parameter_controller.cpp
@@ -4,9 +4,9 @@
 
 namespace Shared {
 
-GoToParameterController::GoToParameterController(Responder * parentResponder, InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor) :
+GoToParameterController::GoToParameterController(Responder * parentResponder, InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor, const char * symbol) :
   FloatParameterController(parentResponder),
-  m_abscisseCell(PointerTableCellWithEditableText(&m_selectableTableView, this, m_draftTextBuffer, (char*)"x")),
+  m_abscisseCell(PointerTableCellWithEditableText(&m_selectableTableView, this, m_draftTextBuffer, (char*)symbol)),
   m_graphRange(graphRange),
   m_cursor(cursor),
   m_function(nullptr)
diff --git a/apps/shared/go_to_parameter_controller.h b/apps/shared/go_to_parameter_controller.h
index 20e956d1e..ae88aebfc 100644
--- a/apps/shared/go_to_parameter_controller.h
+++ b/apps/shared/go_to_parameter_controller.h
@@ -11,7 +11,7 @@ namespace Shared {
 
 class GoToParameterController : public FloatParameterController {
 public:
-  GoToParameterController(Responder * parentResponder, InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor);
+  GoToParameterController(Responder * parentResponder, InteractiveCurveViewRange * graphRange, CurveViewCursor * cursor, const char * symbol);
   const char * title() const override;
   int numberOfRows() override;
   HighlightCell * reusableCell(int index) override;