diff --git a/rtengine/ipretinex.cc b/rtengine/ipretinex.cc
index bf0bb8f3d..b58bf94ac 100644
--- a/rtengine/ipretinex.cc
+++ b/rtengine/ipretinex.cc
@@ -925,10 +925,7 @@ void ImProcFunctions::MSRLocal(int sp, bool fftw, int lum, LabImage * bufreti, L
 
         const int H_L = height;
         const int W_L = width;
-        
- //           array2D<float> src(W_L, H_L);
- //           array2D<float> out(W_L, H_L);
-        
+
         float *src[H_L] ALIGNED16;
         float *srcBuffer = new float[H_L * W_L];
 
@@ -1376,7 +1373,7 @@ void ImProcFunctions::MSRLocal(int sp, bool fftw, int lum, LabImage * bufreti, L
             avg /= ng;
             avg /= 32768.f;
             avg = LIM01(avg);
-            float contreal = 2.f * vart;
+            float contreal = 0.5f * vart;
             DiagonalCurve reti_contrast({
                 DCT_NURBS,
                 0, 0,
diff --git a/rtengine/procparams.cc b/rtengine/procparams.cc
index eb11372c5..7bf6bd230 100644
--- a/rtengine/procparams.cc
+++ b/rtengine/procparams.cc
@@ -2578,15 +2578,15 @@ LocallabParams::LocallabSpot::LocallabSpot() :
     retinexMethod("high"),
     str(0.0),
     chrrt(0.0),
-    neigh(0.1),
-    vart(0.1),
+    neigh(40.0),
+    vart(100.0),
     dehaz(0),
     depth(25),
     sensih(30),
     localTgaincurve{(double)FCT_MinMaxCPoints, 0.0, 0.12, 0.35, 0.35, 0.70, 0.50, 0.35, 0.35, 1.00, 0.12, 0.35, 0.35},
     inversret(false),
     equilret(true),
-    loglin(true),
+    loglin(false),
     softradiusret(0.0),
     CCmaskreticurve{(double)FCT_MinMaxCPoints, 0.0, 1.0, 0.35, 0.35, 0.50, 1.0, 0.35, 0.35, 1.0, 1.0, 0.35, 0.35 },
     LLmaskreticurve{(double)FCT_MinMaxCPoints, 0.0, 1.0, 0.35, 0.35, 0.50, 1.0, 0.35, 0.35, 1.0, 1.0, 0.35, 0.35},
@@ -2598,8 +2598,8 @@ LocallabParams::LocallabSpot::LocallabSpot() :
     chromaskreti(0.0),
     gammaskreti(1.0),
     slomaskreti(0.0),
-    scalereti(1.0),
-    darkness(1.0),
+    scalereti(2.0),
+    darkness(2.0),
     lightnessreti(1.0),
     limd(8.0),
     fftwreti(false),
diff --git a/rtgui/locallab.cc b/rtgui/locallab.cc
index 0ea00b036..2a0120180 100644
--- a/rtgui/locallab.cc
+++ b/rtgui/locallab.cc
@@ -267,8 +267,8 @@ Locallab::Locallab():
     // Retinex
     str(Gtk::manage(new Adjuster(M("TP_LOCALLAB_STR"), 0., 100., 0.1, 0.0))),
     chrrt(Gtk::manage(new Adjuster(M("TP_LOCALLAB_CHRRT"), 0.0, 100.0, 0.1, 0.0))),
-    neigh(Gtk::manage(new Adjuster(M("TP_LOCALLAB_NEIGH"), MINNEIGH, MAXNEIGH, 0.5, 0.1, nullptr, nullptr, &retiSlider2neigh, &retiNeigh2Slider))),
-    vart(Gtk::manage(new Adjuster(M("TP_LOCALLAB_VART"), 0.1, 500., 0.1, 0.1))),
+    neigh(Gtk::manage(new Adjuster(M("TP_LOCALLAB_NEIGH"), MINNEIGH, MAXNEIGH, 0.5, 40., nullptr, nullptr, &retiSlider2neigh, &retiNeigh2Slider))),
+    vart(Gtk::manage(new Adjuster(M("TP_LOCALLAB_VART"), 0.1, 500., 0.1, 100.))),
     dehaz(Gtk::manage(new Adjuster(M("TP_LOCALLAB_DEHAZ"), 0, 100, 1, 0))),
     depth(Gtk::manage(new Adjuster(M("TP_LOCALLAB_DEPTH"), 0, 100, 1, 25))),
     sensih(Gtk::manage(new Adjuster(M("TP_LOCALLAB_SENSIH"), 0, 100, 1, 30))),
@@ -278,8 +278,8 @@ Locallab::Locallab():
     chromaskreti(Gtk::manage(new Adjuster(M("TP_LOCALLAB_CHROMASKCOL"), -100.0, 100.0, 0.1, 0.))),
     gammaskreti(Gtk::manage(new Adjuster(M("TP_LOCALLAB_GAMMASKCOL"), 0.05, 5.0, 0.01, 1.))),
     slomaskreti(Gtk::manage(new Adjuster(M("TP_LOCALLAB_SLOMASKCOL"), 0.0, 15.0, 0.1, 0.))),
-    scalereti(Gtk::manage(new Adjuster(M("TP_LOCALLAB_SCALERETI"), 1.0, 10.0, 1., 1.))),
-    darkness(Gtk::manage(new Adjuster(M("TP_LOCALLAB_DARKRETI"), 0.01, 3.0, 0.01, 1.))),
+    scalereti(Gtk::manage(new Adjuster(M("TP_LOCALLAB_SCALERETI"), 1.0, 10.0, 1., 2.))),
+    darkness(Gtk::manage(new Adjuster(M("TP_LOCALLAB_DARKRETI"), 0.01, 4.0, 0.01, 2.0))),
     lightnessreti(Gtk::manage(new Adjuster(M("TP_LOCALLAB_LIGHTRETI"), 0.01, 3.0, 0.01, 1.))),
     limd(Gtk::manage(new Adjuster(M("TP_LOCALLAB_THRESRETI"), 1.2, 100.0, 0.1, 8.))),
     // Sharpening
@@ -352,8 +352,8 @@ Locallab::Locallab():
     enatmMask(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_ENABLE_MASK")))),
     // Retinex
     equilret(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_EQUIL")))),
-    loglin(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_LOGLIN")))),
     inversret(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_INVERS")))),
+    loglin(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_LOGLIN")))),
     enaretiMask(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_ENABLE_MASK")))),
     enaretiMasktmap(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_TM_MASK")))),
     fftwreti(Gtk::manage(new Gtk::CheckButton(M("TP_LOCALLAB_FFTW")))),
@@ -6377,11 +6377,9 @@ void Locallab::adjusterChanged(Adjuster * a, double newval)
 
         if (a == scalereti) {
             if (scalereti->getValue() == 1) {
-                //  limd->hide();
                 LocalcurveEditorgainT->hide();
                 retinexMethod->hide();
             } else {
-                //  limd->show();
                 LocalcurveEditorgainT->show();
                 retinexMethod->show();
             }