diff --git a/rtengine/iplocallab.cc b/rtengine/iplocallab.cc
index 2eb018bee..f54e0cd39 100644
--- a/rtengine/iplocallab.cc
+++ b/rtengine/iplocallab.cc
@@ -8247,10 +8247,19 @@ void ImProcFunctions::transit_shapedetect_retinex(int call, int senstype, LabIma
 
         const bool retishow = ((lp.showmaskretimet == 1 || lp.showmaskretimet == 2));
         const bool previewreti = ((lp.showmaskretimet == 4));
-        //balance deltaE
-        const float kL = lp.balance / SQR(327.68f);
-        const float kab = balancedeltaE(lp.balance) / SQR(327.68f);
-        const float kH = lp.balanceh;
+        
+        //balance deltaE - keep for Global
+        float balanceglobal = lp.balance;
+        float balanceHglobal = lp.balanceh;
+        
+        if(lp.fullim == 3 ) {//disable scope, but keep calculation of reducdE
+            balanceglobal = 1.f;
+            balanceHglobal = 1.f;
+        }
+        
+        const float kL = balanceglobal / SQR(327.68f);
+        const float kab = balancedeltaE(balanceglobal) / SQR(327.68f);
+        const float kH = balanceHglobal;
         const float kch = balancedeltaE(kH);
 
         if (lp.colorde == 0) {
@@ -8266,6 +8275,16 @@ void ImProcFunctions::transit_shapedetect_retinex(int call, int senstype, LabIma
                 float bbdark = darklim;
         */
         const bool showmas = lp.showmaskretimet == 3 ;
+        // keep for Global
+        float varsensglobal = varsens;
+        float thrglobal = lp.thr;
+        float iteratglobal = lp.iterat;
+        
+        if(lp.fullim == 3 ) {//Global - disable scope, but keep calculation of reducdE
+            varsensglobal = 100.f;
+            thrglobal = 2.f;
+            iteratglobal = 2.f;
+        }
 
         const std::unique_ptr<LabImage> origblur(new LabImage(GW, GH));
         const float radius = 3.f / sk;
@@ -8285,15 +8304,14 @@ void ImProcFunctions::transit_shapedetect_retinex(int call, int senstype, LabIma
             gaussianBlur(original->b, origblur->b, GW, GH, radius);
         }
 
-
 #ifdef _OPENMP
         #pragma omp parallel if (multiThread)
 #endif
         {
-            const float mindE = 2.f + MINSCOPE * varsens * lp.thr;
-            const float maxdE = 5.f + MAXSCOPE * varsens * (1 + 0.1f * lp.thr);
-            const float mindElim = 2.f + MINSCOPE * limscope * lp.thr;
-            const float maxdElim = 5.f + MAXSCOPE * limscope * (1 + 0.1f * lp.thr);
+            const float mindE = 2.f + MINSCOPE * varsensglobal * thrglobal;
+            const float maxdE = 5.f + MAXSCOPE * varsensglobal * (1 + 0.1f * thrglobal);
+            const float mindElim = 2.f + MINSCOPE * limscope * thrglobal;
+            const float maxdElim = 5.f + MAXSCOPE * limscope * (1 + 0.1f * thrglobal);
             float previewint = 0.f; //reducdE * 10000.f * lp.colorde; //settings->previewselection;
 
 #ifdef _OPENMP
@@ -8346,11 +8364,9 @@ void ImProcFunctions::transit_shapedetect_retinex(int call, int senstype, LabIma
                     }
 
                     float cli, clc;
-                    float reducdE = calcreducdE(dE, maxdE, mindE, maxdElim, mindElim, lp.iterat, limscope, varsens) / 100.f;
+                    //take into account for Global
+                    float reducdE = calcreducdE(dE, maxdE, mindE, maxdElim, mindElim, iteratglobal, limscope, varsensglobal) / 100.f;
                     
-                    if(lp.fullim == 3 ) {//disable scope
-                        reducdE = 1.f;
-                    }
 
                     previewint = reducdE * 10000.f * lp.colorde; //settings->previewselection;