diff --git a/javacode/jttool/JGate.java b/javacode/jttool/JGate.java
index 3a0f90892665537d5c22bee0e4d8733da96f5583..ad7d45098a08a5f91d3560f0c74b3178513e663a 100755
--- a/javacode/jttool/JGate.java
+++ b/javacode/jttool/JGate.java
@@ -1,4 +1,4 @@
-/**Copyright or © or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
+/**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 
 ludovic.apvrille AT enst.fr
 
diff --git a/javacode/jttool/JGroupSynchro.java b/javacode/jttool/JGroupSynchro.java
index c37e7b4134fe94ab84d4d1412c67e5dbcd86d82e..e4f68ee63c617d0b0f141700506ad1c40a352b71 100755
--- a/javacode/jttool/JGroupSynchro.java
+++ b/javacode/jttool/JGroupSynchro.java
@@ -1,4 +1,4 @@
-/**Copyright or © or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
+/**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 
 ludovic.apvrille AT enst.fr
 
diff --git a/javacode/jttool/JMasterGate.java b/javacode/jttool/JMasterGate.java
index 84de03a5cbf950c44cbf9442233c8e69f066ea27..76f4ed120840f9fbf617bde7efe47549855ada82 100755
--- a/javacode/jttool/JMasterGate.java
+++ b/javacode/jttool/JMasterGate.java
@@ -1,4 +1,4 @@
-/**Copyright or © or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
+/**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 
 ludovic.apvrille AT enst.fr
 
diff --git a/javacode/jttool/MasterSynchro.java b/javacode/jttool/MasterSynchro.java
index a7942bc52446966fe2f85137851207a3c5c6bded..a18068f53171da50d5db69fd2b3c166604a20b6e 100755
--- a/javacode/jttool/MasterSynchro.java
+++ b/javacode/jttool/MasterSynchro.java
@@ -1,4 +1,4 @@
-/**Copyright or © or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
+/**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
  *
  * ludovic.apvrille AT enst.fr
  *
diff --git a/javacode/jttool/SynchroScheme.java b/javacode/jttool/SynchroScheme.java
index b07c18ce9b1ed039683d07c92d38689af517c924..cd9ae46aafb33e148627118d6d45d21c1e6b6e13 100755
--- a/javacode/jttool/SynchroScheme.java
+++ b/javacode/jttool/SynchroScheme.java
@@ -1,4 +1,4 @@
-/**Copyright or © or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
+/**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 
 ludovic.apvrille AT enst.fr
 
diff --git a/javacode/jttool/SynchroSchemes.java b/javacode/jttool/SynchroSchemes.java
index e170397332dddd40e6a0dd16c859263e818f2c81..6a3d8a6ecc35ddf0d4110991a352f556cc20f1f1 100755
--- a/javacode/jttool/SynchroSchemes.java
+++ b/javacode/jttool/SynchroSchemes.java
@@ -1,4 +1,4 @@
-/**Copyright or © or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
+/**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 
 ludovic.apvrille AT enst.fr