diff --git a/data/missions/multiplayer/Marble City/marblecity2.dif b/data/missions/multiplayer/Marble City 2/marblecity2.dif
similarity index 100%
rename from data/missions/multiplayer/Marble City/marblecity2.dif
rename to data/missions/multiplayer/Marble City 2/marblecity2.dif
diff --git a/data/missions/multiplayer/Marble City/marblecity2.mis b/data/missions/multiplayer/Marble City 2/marblecity2.mis
similarity index 100%
rename from data/missions/multiplayer/Marble City/marblecity2.mis
rename to data/missions/multiplayer/Marble City 2/marblecity2.mis
diff --git a/src/modes/HuntMode.hx b/src/modes/HuntMode.hx
index 83902eec..d448b2b6 100644
--- a/src/modes/HuntMode.hx
+++ b/src/modes/HuntMode.hx
@@ -306,7 +306,7 @@ class HuntMode extends NullMode {
 			'data/shapes/items/yellow.gem.png',
 			"data/skies/gemCubemapUp2.png",
 			'data/shapes/items/blue.gem.png',
-			"data/skies/gemCubemapUp4.png",
+			"data/skies/gemCubemapUp3.png",
 			'data/shapes/items/red.gem.png',
 			"data/skies/gemCubemapUp.png",
 			'sound/gem_collect.wav'
diff --git a/src/shapes/Gem.hx b/src/shapes/Gem.hx
index f3f022f3..5ed7d9ad 100644
--- a/src/shapes/Gem.hx
+++ b/src/shapes/Gem.hx
@@ -83,7 +83,7 @@ class Gem extends DtsObject {
 				mats.push("data/skies/gemCubemapUp2.png");
 			case "blue":
 				mats.push('data/shapes/items/blue.gem.png');
-				mats.push("data/skies/gemCubemapUp4.png");
+				mats.push("data/skies/gemCubemapUp3.png");
 			default:
 				mats.push('data/shapes/items/red.gem.png');
 				mats.push("data/skies/gemCubemapUp.png");