diff --git a/TileCalorimeter/TileConditions/python/TileInfoLoaderConfig.py b/TileCalorimeter/TileConditions/python/TileInfoLoaderConfig.py
index 966587c1cb1157a7da141c5a747dc0054914da07..6dd69ed6f87bd027dc64435d9979b893a225b754 100644
--- a/TileCalorimeter/TileConditions/python/TileInfoLoaderConfig.py
+++ b/TileCalorimeter/TileConditions/python/TileInfoLoaderConfig.py
@@ -53,6 +53,11 @@ def TileInfoLoaderCfg(flags, **kwargs):
             if G4V >= 10.0 :
                 EmScaleA = 33.7
 
+            # Value for G4 10.6 since September-2020
+            # see https://its.cern.ch/jira/browse/ATLASSIM-4401
+            if G4V >= 10.05 :
+                EmScaleA = 32.9
+
             # Old value
             if physicsList == 'QGSP_EMV' or physicsList == 'QGSP_BERT_EMV' or physicsList == '':
                 EmScaleA = 35.9
diff --git a/TileCalorimeter/TileSimAlgs/share/TileSamplingFraction_jobOptions.py b/TileCalorimeter/TileSimAlgs/share/TileSamplingFraction_jobOptions.py
index 6c9bc980c7cdfe7172ba7feadf3a817e7858d8ee..badb520f1414d4597591675e5814237a9886da87 100644
--- a/TileCalorimeter/TileSimAlgs/share/TileSamplingFraction_jobOptions.py
+++ b/TileCalorimeter/TileSimAlgs/share/TileSamplingFraction_jobOptions.py
@@ -34,6 +34,9 @@ try:
     if G4V >= 10.0 :
         EmScaleA = 33.7
 
+    if G4V >= 10.05 :
+        EmScaleA = 32.9
+
     # old value
     if physicsList == 'QGSP_EMV' or physicsList == 'QGSP_BERT_EMV' or physicsList == '' :
         EmScaleA = 35.9