diff --git a/source/src/rendergl.cpp b/source/src/rendergl.cpp
index 05d37fce..b55adb49 100644
--- a/source/src/rendergl.cpp
+++ b/source/src/rendergl.cpp
@@ -747,7 +747,7 @@ void drawminimap(int w, int h)
     camera1->o.z = 96 * dd;
     camera1->pitch = -90;
     camera1->yaw = 0;
-    int orthd = 2 + 2*dd + gdim/2; // +2-4 for clean border if map goes even to the edge.
+    int orthd = 4 /*+ 2*dd*/ + gdim/2; // +2-4 for clean border if map goes even to the edge. - ac_iceroad still has a bug though @ "2 + 2*dd +" - "4 +" seems better.
     // this does not avoid possible data corruption on windowed runs :-/ - the issue seems to lie with the window lying outside the desktop edges - at least that was the case for me (flowtron)
     glViewport(0, 0, size, size); // !not wsize here
     glClearDepth(0.0);