diff --git a/jme3-core/src/main/java/com/jme3/effect/shapes/EmitterSphereShape.java b/jme3-core/src/main/java/com/jme3/effect/shapes/EmitterSphereShape.java
index 99d76205d..a74eeaf39 100644
--- a/jme3-core/src/main/java/com/jme3/effect/shapes/EmitterSphereShape.java
+++ b/jme3-core/src/main/java/com/jme3/effect/shapes/EmitterSphereShape.java
@@ -96,10 +96,12 @@ public class EmitterSphereShape implements EmitterShape {
     @Override
     public void getRandomPoint(Vector3f store) {
         do {
-            store.x = (FastMath.nextRandomFloat() * 2f - 1f) * radius;
-            store.y = (FastMath.nextRandomFloat() * 2f - 1f) * radius;
-            store.z = (FastMath.nextRandomFloat() * 2f - 1f) * radius;
-        } while (store.distance(center) > radius);
+            store.x = (FastMath.nextRandomFloat() * 2f - 1f);
+            store.y = (FastMath.nextRandomFloat() * 2f - 1f);
+            store.z = (FastMath.nextRandomFloat() * 2f - 1f);
+        } while (store.lengthSquared() > 1);
+        store.multLocal(radius);
+        store.addLocal(center);
     }
 
     @Override