diff --git a/js/jquery.treeview.pack.js b/js/jquery.treeview.pack.js
index eddac491f7..bc6e74bb50 100644
--- a/js/jquery.treeview.pack.js
+++ b/js/jquery.treeview.pack.js
@@ -1,3 +1,6 @@
+/**
+ * @deprecated 3.2.0 N°7251 will be removed in a future version. Use instead the min version
+ */
 /*
  * Treeview 1.4 - jQuery plugin to hide and show branches of a tree
  * 
diff --git a/js/json.js b/js/json.js
index 04a182dfa9..81f166dd32 100644
--- a/js/json.js
+++ b/js/json.js
@@ -1,3 +1,6 @@
+/**
+ * @deprecated 3.2.0 N°7251 will be removed in a future version. Use instead the native methods (no need for this polyfill)
+ */
 /*
     http://www.JSON.org/json2.js
     2008-06-15
diff --git a/js/json/json2.js b/js/json/json2.js
index 25ff1ec12f..f95ca157cb 100644
--- a/js/json/json2.js
+++ b/js/json/json2.js
@@ -1,3 +1,6 @@
+/**
+ * @deprecated 3.2.0 N°7251 will be removed in a future version. Use instead the native methods (no need for this polyfill)
+ */
 /*
     http://www.JSON.org/json2.js
     2008-03-24
diff --git a/js/themes/README.md b/js/themes/README.md
new file mode 100644
index 0000000000..403616be08
--- /dev/null
+++ b/js/themes/README.md
@@ -0,0 +1 @@
+@deprecated 3.2.0 N°7251 will be removed in a future version.
\ No newline at end of file