diff --git a/openerp/report/render/rml2pdf/trml2pdf.py b/openerp/report/render/rml2pdf/trml2pdf.py
index 243cc02a0b3..793c6d573fe 100644
--- a/openerp/report/render/rml2pdf/trml2pdf.py
+++ b/openerp/report/render/rml2pdf/trml2pdf.py
@@ -277,11 +277,24 @@ class _rml_doc(object):
                 fname = font.get('fontFile').encode('ascii')
                 if name not in pdfmetrics._fonts:
                     pdfmetrics.registerFont(TTFont(name, fname))
+                #by default, we map the fontName to each style (bold, italic, bold and italic), so that 
+                #if there isn't any font defined for one of these style (via a font family), the system
+                #will fallback on the normal font.
                 addMapping(name, 0, 0, name)    #normal
                 addMapping(name, 0, 1, name)    #italic
                 addMapping(name, 1, 0, name)    #bold
                 addMapping(name, 1, 1, name)    #italic and bold
 
+            #if registerFontFamily is defined, we register the mapping of the fontName to use for each style.
+            for font_family in node.findall('registerFontFamily'):
+                family_name = font_family.get('normal').encode('ascii')
+                if font_family.get('italic'):
+                    addMapping(family_name, 0, 1, font_family.get('italic').encode('ascii'))
+                if font_family.get('bold'):
+                    addMapping(family_name, 1, 0, font_family.get('bold').encode('ascii'))
+                if font_family.get('boldItalic'):
+                    addMapping(family_name, 1, 1, font_family.get('boldItalic').encode('ascii'))
+
     def setTTFontMapping(self,face, fontname, filename, mode='all'):
         from reportlab.lib.fonts import addMapping
         from reportlab.pdfbase import pdfmetrics