diff --git a/src/HTMLRenderer/font.cc b/src/HTMLRenderer/font.cc
index 5d17d57..733714e 100644
--- a/src/HTMLRenderer/font.cc
+++ b/src/HTMLRenderer/font.cc
@@ -732,7 +732,7 @@ void HTMLRenderer::export_remote_font(const FontInfo & info, const string & suff
             ifstream fin(path, ifstream::binary);
             if(!fin)
                 throw "Cannot locate font file: " + path;
-            f_css.fs << "'data:font/" + mime_type + ";base64," << base64stream(fin) << "'";
+            f_css.fs << "'data:" + mime_type + ";base64," << base64stream(fin) << "'";
         }
         else
         {