diff --git a/MUNGA_L4/L4VB16.cpp b/MUNGA_L4/L4VB16.cpp
index 32dfd83..dd9b353 100644
--- a/MUNGA_L4/L4VB16.cpp
+++ b/MUNGA_L4/L4VB16.cpp
@@ -3966,9 +3966,10 @@ SVGA16::SVGA16(
 		int top_glass_h = COCKPIT_CANVAS(240);
 		int bot_glass_w = COCKPIT_CANVAS(320);
 		int bot_glass_h = COCKPIT_CANVAS(240);
-		// the radar reads best big: 1.5x the compact glass
-		int map_glass_w = COCKPIT_CANVAS(360);
-		int map_glass_h = COCKPIT_CANVAS(480);
+		// the radar reads best big: 1.35x the compact glass
+		// (1.5x proved a touch too large in playtest)
+		int map_glass_w = COCKPIT_CANVAS(324);
+		int map_glass_h = COCKPIT_CANVAS(432);
 
 		splitView[SplitMFDUpperLeft] = new MFDSplitView(
 			"MFD upper left", init_width, init_height,