diff --git a/gdal2mbtiles/constants.py b/gdal2mbtiles/constants.py
index e460e4a..b799dc4 100644
--- a/gdal2mbtiles/constants.py
+++ b/gdal2mbtiles/constants.py
@@ -27,9 +27,10 @@
 # EPSG constants
 EPSG_WEB_MERCATOR = 3857
 
-# ESRI constants with their EPSG code equivalent
+# ESRI / QGIS constants with their EPSG code equivalent
 ESRI_102113_PROJ = 'WGS_1984_Web_Mercator'                   # EPSG:3785
 ESRI_102100_PROJ = 'WGS_1984_Web_Mercator_Auxiliary_Sphere'  # EPSG:3857
+QGIS_3857_PROJ = 'WGS 84 / Pseudo-Mercator'                  # EPSG:3857
 
 # Output constants
 TILE_SIDE = 256                 # in pixels
diff --git a/gdal2mbtiles/gdal.py b/gdal2mbtiles/gdal.py
index 4b85741..0eaf77f 100644
--- a/gdal2mbtiles/gdal.py
+++ b/gdal2mbtiles/gdal.py
@@ -51,7 +51,7 @@
 
 
 from .constants import (EPSG_WEB_MERCATOR, ESRI_102113_PROJ, ESRI_102100_PROJ,
-                        GDALTRANSLATE, GDALWARP, TILE_SIDE)
+                        GDALTRANSLATE, GDALWARP, QGIS_3857_PROJ, TILE_SIDE)
 from .exceptions import (GdalError, CalledGdalError, UnalignedInputError,
                          UnknownResamplingMethodError)
 from .gd_types import Extents, GdalFormat, XY
@@ -819,7 +819,7 @@ def GetEPSGCode(self):
             #       'mercator_auxiliary_sphere' projection name.
             projcs_name = self.GetAttrValue(str('PROJCS'))
             # Returning equivalent EPSG code
-            if projcs_name == ESRI_102100_PROJ:
+            if projcs_name in (ESRI_102100_PROJ, QGIS_3857_PROJ):
                 return 3857
             elif projcs_name == ESRI_102113_PROJ:
                 return 3785