diff --git a/Documentation/doc/Documentation/Developer_manual/Chapter_namespaces.txt b/Documentation/doc/Documentation/Developer_manual/Chapter_namespaces.txt
index 17f8a076b34..819075ba39c 100644
--- a/Documentation/doc/Documentation/Developer_manual/Chapter_namespaces.txt
+++ b/Documentation/doc/Documentation/Developer_manual/Chapter_namespaces.txt
@@ -63,14 +63,13 @@ class Some_further_class_local_to_Package;
 
 According to the resolutions of the following issues in the forthcoming
 \cpp-standard (
-    <a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#225">225</a>,
-    <a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#226">226</a>
-    <a href="http://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#229">229</a>.
+    <a href="https://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#225">225</a>,
+    <a href="https://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#226">226</a> and
+    <a href="https://www.open-std.org/jtc1/sc22/wg21/docs/lwg-defects.html#229">229</a>
 ):
-<TT>Unless otherwise specified, no global or non-member function in the standard library
+\"<TT style="display:inline">Unless otherwise specified, no global or non-member function in the standard library
 shall use a function from another namespace which is found through argument-dependent
-name lookup
-</TT>, the namespace `CGAL::NTS` does not need to be used anymore
+name lookup</TT>\", the namespace `CGAL::NTS` does not need to be used anymore
 (currently `CGAL_NTS` macro boils down to `CGAL::`).
 
 \section Developer_manualRequirementsandrecommendations_1 Requirements and recommendations