diff --git a/modules/admin/tpl/css/admin.min.css b/modules/admin/tpl/css/admin.min.css
index b2e2a5875..303be945e 100644
--- a/modules/admin/tpl/css/admin.min.css
+++ b/modules/admin/tpl/css/admin.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */
diff --git a/modules/board/m.skins/default/css/mboard.min.css b/modules/board/m.skins/default/css/mboard.min.css
index b2e2a5875..303be945e 100644
--- a/modules/board/m.skins/default/css/mboard.min.css
+++ b/modules/board/m.skins/default/css/mboard.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */
diff --git a/modules/board/m.skins/simpleGray/css/mboard.min.css b/modules/board/m.skins/simpleGray/css/mboard.min.css
index b2e2a5875..303be945e 100644
--- a/modules/board/m.skins/simpleGray/css/mboard.min.css
+++ b/modules/board/m.skins/simpleGray/css/mboard.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */
diff --git a/modules/board/skins/default/board.default.min.css b/modules/board/skins/default/board.default.min.css
index b2e2a5875..303be945e 100644
--- a/modules/board/skins/default/board.default.min.css
+++ b/modules/board/skins/default/board.default.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */
diff --git a/modules/board/skins/xedition/board.default.min.css b/modules/board/skins/xedition/board.default.min.css
index b2e2a5875..303be945e 100644
--- a/modules/board/skins/xedition/board.default.min.css
+++ b/modules/board/skins/xedition/board.default.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */
diff --git a/modules/editor/skins/xpresseditor/css/default.min.css b/modules/editor/skins/xpresseditor/css/default.min.css
index b2e2a5875..303be945e 100644
--- a/modules/editor/skins/xpresseditor/css/default.min.css
+++ b/modules/editor/skins/xpresseditor/css/default.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */
diff --git a/modules/widget/tpl/css/widget.min.css b/modules/widget/tpl/css/widget.min.css
index b2e2a5875..303be945e 100644
--- a/modules/widget/tpl/css/widget.min.css
+++ b/modules/widget/tpl/css/widget.min.css
@@ -1 +1 @@
-// This file is not used in Rhymix.
+/* This file is not used in Rhymix. */