diff --git a/wiki/parser/Box.py b/wiki/parser/Box.py
index 81bf1317..549e1283 100644
--- a/wiki/parser/Box.py
+++ b/wiki/parser/Box.py
@@ -90,17 +90,17 @@ class Parser:
         del content_buf
 
         # On le fout dans une boîte
-        self.request.write(self.request.formatter.rawHTML(self.crans_box(title, content, color)))
+        self.request.write(self.request.formatter.rawHTML(self.crans_box(title, content, formatter, color)))
 
-    def crans_box(self, title, body_html, color=None):
+    def crans_box(self, title, body_html, formatter, color=None):
         if color==None: css_color_class=u""
         else: css_color_class = u" %s_box" % color
         html = [
                     '<div class="sidebox%s">' % css_color_class,
                     '<div class="boxhead">',
-                    self.heading(1,3),
+                    formatter.heading(1,3),
                     title,
-                    self.heading(0,3),
+                    formatter.heading(0,3),
                     '</div>',
                     '<div class="boxbody1">',
                     '<div class="boxbody2">',