diff --git a/kallithea/lib/helpers.py b/kallithea/lib/helpers.py
--- a/kallithea/lib/helpers.py
+++ b/kallithea/lib/helpers.py
@@ -545,13 +545,13 @@ def desc_stylize(value):
     if not value:
         return ''
 
-    value = re.sub(r'\[see\ \=\>\ *([a-zA-Z0-9\/\=\?\&\ \:\/\.\-]*)\]',
+    value = re.sub(r'\[see\ \=>\ *([a-zA-Z0-9\/\=\?\&\ \:\/\.\-]*)\]',
                    '<div class="metatag" tag="see">see =&gt; \\1 </div>', value)
-    value = re.sub(r'\[license\ \=\>\ *([a-zA-Z0-9\/\=\?\&\ \:\/\.\-]*)\]',
+    value = re.sub(r'\[license\ \=&gt;\ *([a-zA-Z0-9\/\=\?\&\ \:\/\.\-]*)\]',
                    '<div class="metatag" tag="license"><a href="http:\/\/www.opensource.org/licenses/\\1">\\1</a></div>', value)
-    value = re.sub(r'\[(requires|recommends|conflicts|base)\ \=\>\ *([a-zA-Z0-9\-\/]*)\]',
+    value = re.sub(r'\[(requires|recommends|conflicts|base)\ \=&gt;\ *([a-zA-Z0-9\-\/]*)\]',
                    '<div class="metatag" tag="\\1">\\1 =&gt; <a href="/\\2">\\2</a></div>', value)
-    value = re.sub(r'\[(lang|language)\ \=\>\ *([a-zA-Z\-\/\#\+]*)\]',
+    value = re.sub(r'\[(lang|language)\ \=&gt;\ *([a-zA-Z\-\/\#\+]*)\]',
                    '<div class="metatag" tag="lang">\\2</div>', value)
     value = re.sub(r'\[([a-z]+)\]',
                   '<div class="metatag" tag="\\1">\\1</div>', value)
diff --git a/kallithea/tests/other/test_libs.py b/kallithea/tests/other/test_libs.py
--- a/kallithea/tests/other/test_libs.py
+++ b/kallithea/tests/other/test_libs.py
@@ -189,8 +189,8 @@ class TestLibs(BaseTestCase):
             "[requires => url] [lang => python] [just a tag]"
             "[,d] [ => ULR ] [obsolete] [desc]]"
         )
-        from kallithea.lib.helpers import desc_stylize
-        res = desc_stylize(sample)
+        from kallithea.lib.helpers import desc_stylize, html_escape
+        res = desc_stylize(html_escape(sample))
         self.assertTrue('<div class="metatag" tag="tag">tag</div>' in res)
         self.assertTrue('<div class="metatag" tag="obsolete">obsolete</div>' in res)
         self.assertTrue('<div class="metatag" tag="stale">stale</div>' in res)