diff --git a/src/Mod/Sketcher/Gui/Command.cpp b/src/Mod/Sketcher/Gui/Command.cpp
index 082e69ad46..28af78476f 100644
--- a/src/Mod/Sketcher/Gui/Command.cpp
+++ b/src/Mod/Sketcher/Gui/Command.cpp
@@ -1614,7 +1614,7 @@ void RenderingOrderAction::updateWidget()
     int midid = hGrp->GetInt("MidRenderGeometryId", 2);
     int lowid = hGrp->GetInt("LowRenderGeometryId", 3);
 
-    auto idToText = [this](int id) -> QString {
+    auto idToText = [](int id) -> QString {
         switch (id) {
         case 1:
             return tr("Normal geometry");
diff --git a/src/Mod/Sketcher/Gui/CommandConstraints.cpp b/src/Mod/Sketcher/Gui/CommandConstraints.cpp
index c5bc4a4c4b..07bbb108bd 100644
--- a/src/Mod/Sketcher/Gui/CommandConstraints.cpp
+++ b/src/Mod/Sketcher/Gui/CommandConstraints.cpp
@@ -1034,8 +1034,9 @@ public:
         Gui::Selection().rmvSelectionGate();
     }
 
-    void mouseMove(SnapManager::SnapHandle snapHandle) override
-    {}
+    void mouseMove(SnapManager::SnapHandle /*snapHandle*/) override
+    {
+    }
 
     bool pressButton(Base::Vector2d /*onSketchPos*/) override
     {
diff --git a/src/Mod/Sketcher/Gui/DrawSketchHandlerOffset.h b/src/Mod/Sketcher/Gui/DrawSketchHandlerOffset.h
index 546903c1d4..90bf54fc9d 100644
--- a/src/Mod/Sketcher/Gui/DrawSketchHandlerOffset.h
+++ b/src/Mod/Sketcher/Gui/DrawSketchHandlerOffset.h
@@ -298,7 +298,7 @@ private:
         return line;
     }
 
-    Part::Geometry* curveToCircleOrArc(BRepAdaptor_Curve curve, const TopoDS_Edge& edge)
+    Part::Geometry* curveToCircleOrArc(BRepAdaptor_Curve curve, const TopoDS_Edge& /*edge*/)
     {
         gp_Circ circle = curve.Circle();
         gp_Pnt cnt = circle.Location();
@@ -330,7 +330,7 @@ private:
         }
     }
 
-    Part::Geometry* curveToEllipseOrArc(BRepAdaptor_Curve curve, const TopoDS_Edge& edge)
+    Part::Geometry* curveToEllipseOrArc(BRepAdaptor_Curve curve, const TopoDS_Edge& /*edge*/)
     {
         gp_Elips ellipse = curve.Ellipse();
         gp_Pnt beg = curve.Value(curve.FirstParameter());
diff --git a/src/Mod/Sketcher/Gui/EditModeCoinManager.cpp b/src/Mod/Sketcher/Gui/EditModeCoinManager.cpp
index 56a7cf5ef9..1f190b24f2 100644
--- a/src/Mod/Sketcher/Gui/EditModeCoinManager.cpp
+++ b/src/Mod/Sketcher/Gui/EditModeCoinManager.cpp
@@ -121,11 +121,9 @@ void EditModeCoinManager::ParameterObserver::initParameters()
          [this](const std::string& param) { updateConstraintPresentationParameters(param); }},
         {"DimensionalStringFormat",
          [this](const std::string& param) { updateConstraintPresentationParameters(param); }},
-        {"ViewScalingFactor",
-         [this](const std::string& param) { Client.updateElementSizeParameters(); }},
-        {"MarkerSize", [this](const std::string& param) { Client.updateElementSizeParameters(); }},
-        {"EditSketcherFontSize",
-         [this](const std::string& param) { Client.updateElementSizeParameters(); }},
+        {"ViewScalingFactor", [this](const std::string&) { Client.updateElementSizeParameters(); }},
+        {"MarkerSize", [this](const std::string&) { Client.updateElementSizeParameters(); }},
+        {"EditSketcherFontSize", [this](const std::string&) { Client.updateElementSizeParameters(); }},
         {"EdgeWidth",
          [this, &drawingParameters = Client.drawingParameters](const std::string& param) {
              updateWidth(drawingParameters.CurveWidth, param, 2);