diff --git a/dlls/wined3d/device.c b/dlls/wined3d/device.c
index ff16f60afee..4887b9bd942 100644
--- a/dlls/wined3d/device.c
+++ b/dlls/wined3d/device.c
@@ -5970,6 +5970,7 @@ static HRESULT  WINAPI  IWineD3DDeviceImpl_UpdateSurface(IWineD3DDevice *iface,
 
 
         } else {
+            const unsigned char* data =((const unsigned char *)IWineD3DSurface_GetData(pSourceSurface)) + offset;
             glTexSubImage2D(glDescription->target
                     ,glDescription->level
                     ,destLeft
@@ -5978,7 +5979,7 @@ static HRESULT  WINAPI  IWineD3DDeviceImpl_UpdateSurface(IWineD3DDevice *iface,
                     ,srcHeight
                     ,glDescription->glFormat
                     ,glDescription->glType
-                    ,IWineD3DSurface_GetData(pSourceSurface)
+                    ,data
                 );
         }
      }