diff --git a/src/game/boe.newgraph.cpp b/src/game/boe.newgraph.cpp
index 89c3dbbe9..9f894e6f5 100644
--- a/src/game/boe.newgraph.cpp
+++ b/src/game/boe.newgraph.cpp
@@ -152,7 +152,7 @@ void apply_unseen_mask() {
 
 void apply_light_mask(bool onWindow) {
 	static Region dark_mask_region;
-	rectangle temp = {0,0,108,84},paint_rect,base_rect = {0,0,36,28};
+	rectangle base_ellipse = {0,0,106,84},paint_rect,base_rect = {0,0,36,28};
 	// I correct the values to make the display ok
 	// but I am not sure what are the correct values
 	rectangle big_to = {13+2,13+14,337+3,265+15};
@@ -214,9 +214,9 @@ void apply_light_mask(bool onWindow) {
 	for(short i = 1; i < 12; i++)
 		for(short j = 1; j < 12; j++) {
 			if(light_area[i][j] == 2) {
-				int xOffset = 28 + 28 * (i - 3), yOffset = 18 + 36 * (j - 3);
+				int xOffset = 28 + 28 * (i - 3), yOffset = 16 + 36 * (j - 3);
 				Region oval_region;
-				oval_region.addEllipse(temp);
+				oval_region.addEllipse(base_ellipse);
 				oval_region.offset(xOffset, yOffset);
 				dark_mask_region -= oval_region;
 			}