diff --git a/rtgui/dirpyrdenoise.cc b/rtgui/dirpyrdenoise.cc
index 4e487b184..e1200ac20 100644
--- a/rtgui/dirpyrdenoise.cc
+++ b/rtgui/dirpyrdenoise.cc
@@ -69,7 +69,7 @@ DirPyrDenoise::DirPyrDenoise () : FoldableToolPanel(this, TOOL_NAME, M("TP_DIRPY
     Lmethodconn = Lmethod->signal_changed().connect ( sigc::mem_fun(*this, &DirPyrDenoise::LmethodChanged) );
 
     luma  = Gtk::manage (new Adjuster (M("TP_DIRPYRDENOISE_LUMINANCE_SMOOTHING"), 0, 100, 0.01, 0));
-    Ldetail  = Gtk::manage (new Adjuster (M("TP_DIRPYRDENOISE_LUMINANCE_DETAIL"), 0, 100, 0.01, 50));
+    Ldetail  = Gtk::manage (new Adjuster (M("TP_DIRPYRDENOISE_LUMINANCE_DETAIL"), 0, 100, 0.01, 0));
     NoiscurveEditorG = new CurveEditorGroup (options.lastDenoiseCurvesDir, M("TP_DIRPYRDENOISE_LUMINANCE_CURVE"));
     //curveEditorG = new CurveEditorGroup (options.lastLabCurvesDir);
     NoiscurveEditorG->setCurveListener (this);