diff --git a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java
index e575f3b58..191feccf8 100644
--- a/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java
+++ b/core/src/main/java/com/shatteredpixel/shatteredpixeldungeon/scenes/GameScene.java
@@ -1047,11 +1047,11 @@ public class GameScene extends PixelScene {
 		}
 	}
 	
-	public static SpellSprite spellSprite() {
+	public static synchronized SpellSprite spellSprite() {
 		return (SpellSprite)scene.spells.recycle( SpellSprite.class );
 	}
 	
-	public static Emitter emitter() {
+	public static synchronized Emitter emitter() {
 		if (scene != null) {
 			Emitter emitter = (Emitter)scene.emitters.recycle( Emitter.class );
 			emitter.revive();
@@ -1061,7 +1061,7 @@ public class GameScene extends PixelScene {
 		}
 	}
 
-	public static Emitter floorEmitter() {
+	public static synchronized Emitter floorEmitter() {
 		if (scene != null) {
 			Emitter emitter = (Emitter)scene.floorEmitters.recycle( Emitter.class );
 			emitter.revive();