diff --git a/cfg/Commander.cfg b/cfg/Commander.cfg
index 26d5415..9c6a8ad 100755
--- a/cfg/Commander.cfg
+++ b/cfg/Commander.cfg
@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+# -*- encoding: utf-8 -*-
 # Copyright (C) 2015 CentraleSupélec
 # All rights reserved
 PACKAGE = "hand_control"
diff --git a/cfg/Estimator.cfg b/cfg/Estimator.cfg
index 9c286cb..679f540 100755
--- a/cfg/Estimator.cfg
+++ b/cfg/Estimator.cfg
@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+# -*- encoding: utf-8 -*-
 # Copyright (C) 2015 CentraleSupélec
 # All rights reserved
 PACKAGE = "hand_control"
diff --git a/cfg/Filter.cfg b/cfg/Filter.cfg
index 988d0a0..7adfd3f 100755
--- a/cfg/Filter.cfg
+++ b/cfg/Filter.cfg
@@ -1,4 +1,5 @@
 #!/usr/bin/env python
+# -*- encoding: utf-8 -*-
 # Copyright (C) 2015 CentraleSupélec
 # All rights reserved
 PACKAGE = "hand_control"