diff --git a/preprocess-css.css b/preprocess-css.css
index 53547f25a..2e20f40e5 100644
--- a/preprocess-css.css
+++ b/preprocess-css.css
@@ -14,7 +14,7 @@ div#content {
 }
 
 html, body {
-    font-family: "DejaVu Sans", arial, sans-serif;
+    font-family: DejaVuSans, "DejaVu Sans", arial, sans-serif;
     font-size: 1em;
 }
 
@@ -31,21 +31,21 @@ pre,
 }
 
 .t-dcl-list-see-monospace > span {
-    font-family: "DejaVu Sans Mono", courier, monospace;
+    font-family: DejaVuSansMono, "DejaVu Sans Mono", courier, monospace;
 }
 
 .t-sb-list-ln-table tr > td:first-child {
-    font-family: "DejaVu Sans Mono", courier, monospace;
+    font-family: DejaVuSansMono, "DejaVu Sans Mono", courier, monospace;
 }
 
 .t-param-list-item > td:first-child {
-    font-family: "DejaVu Sans Mono", courier, monospace;
+    font-family: DejaVuSansMono, "DejaVu Sans Mono", courier, monospace;
 }
 
 .t-dcl-member-div > div:first-child {
-    font-family: "DejaVu Sans Mono", courier, monospace;
+    font-family: DejaVuSansMono, "DejaVu Sans Mono", courier, monospace;
 }
 
 .t-dcl-member-nobold-div > div:first-child {
-    font-family: "DejaVu Sans", arial, sans-serif;
+    font-family: DejaVuSans, "DejaVu Sans", arial, sans-serif;
 }