diff --git a/django/contrib/admin/widgets.py b/django/contrib/admin/widgets.py
index 9072a96..4974557 100644
--- a/django/contrib/admin/widgets.py
+++ b/django/contrib/admin/widgets.py
@@ -100,7 +100,7 @@ class ForeignKeyRawIdWidget(forms.TextInput):
         # API to determine the ID dynamically.
         output.append('<a href="%s%s" class="related-lookup" id="lookup_id_%s" onclick="return showRelatedObjectLookupPopup(this);"> ' % \
             (related_url, url, name))
-        output.append('<img src="%simg/admin/selector-search.gif" width="16" height="16" alt="Lookup"></a>' % settings.ADMIN_MEDIA_PREFIX)
+        output.append('<img src="%simg/admin/selector-search.gif" width="16" height="16" alt="Lookup" /></a>' % settings.ADMIN_MEDIA_PREFIX)
         if value:
             output.append('&nbsp;<strong>%s</strong>' % \
                 truncate_words(self.rel.to.objects.get(pk=value), 14))