Index: source/blender/src/buttons_shading.c
===================================================================
--- source/blender/src/buttons_shading.c	(revision 12169)
+++ source/blender/src/buttons_shading.c	(working copy)
@@ -2333,7 +2333,7 @@
 	yco -= YSPACE;
 		
 	uiDefButF(block, NUMSLI, B_REDR, "Energy:",
-		X2CLM1, yco-=BUTH, BUTW2, BUTH, &wrld->aoenergy, 0.01, 3.0, 100, 0, "Sets global energy scale for AO");
+		X2CLM1, yco-=BUTH, BUTW2, BUTH, &wrld->aoenergy, 0.01, 5.0, 100, 0, "Sets global energy scale for AO");
 }
 
 static void world_panel_world(World *wrld)