diff --git a/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/ShapelessSpike.scala b/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/ShapelessSpike.scala
deleted file mode 100644
index 25c8207e4ec60a4b9875ff2f6b7cfcedc2ca4614..0000000000000000000000000000000000000000
--- a/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/ShapelessSpike.scala
+++ /dev/null
@@ -1,6 +0,0 @@
-package fr.univ_lille.cristal.emeraude.n2s3.core.actors
-
-/**
-  * Created by guille on 10/14/16.
-  */
-object ShapelessSpike extends Spike
diff --git a/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/Spike.scala b/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/Spike.scala
index 4eeeda37be8787019b0815e63c4c4d13dd5e6546..12397c1224c4f4021660c9214b80a0edef44a02d 100644
--- a/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/Spike.scala
+++ b/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/Spike.scala
@@ -2,7 +2,17 @@ package fr.univ_lille.cristal.emeraude.n2s3.core.actors
 
 import fr.univ_lille.cristal.emeraude.n2s3.support.actors.Message
 
-/***********************************************************************************************
- * 	Basic class for all spike message type
- **********************************************************************************************/
+/**
+  * Basic class for all spike message type
+  */
 abstract class Spike extends Message
+
+/**
+  * Spike with no extra information
+  */
+object ShapelessSpike extends Spike
+
+/**
+  * Spike containing a weight
+  */
+case class WeightedSpike(weight : Float) extends Spike
diff --git a/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/WeightedSpike.scala b/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/WeightedSpike.scala
deleted file mode 100644
index 529574fa26db8da6b33b1dee3283aabb71347fec..0000000000000000000000000000000000000000
--- a/n2s3/src/main/scala/fr/univ_lille/cristal/emeraude/n2s3/core/actors/WeightedSpike.scala
+++ /dev/null
@@ -1,6 +0,0 @@
-package fr.univ_lille.cristal.emeraude.n2s3.core.actors
-
-/**
-  * Created by guille on 10/14/16.
-  */
-case class WeightedSpike(val weight : Float) extends Spike