diff --git a/static/css/boostlook.css b/static/css/boostlook.css
index a4cccf7b..429def44 100644
--- a/static/css/boostlook.css
+++ b/static/css/boostlook.css
@@ -725,8 +725,9 @@ html:has(.boostlook) {
   font-stretch: 62.5% 100%;
   /* Variable font weight range */
   font-variation-settings: "wght" 400, "wdth" 62.5;
-  font-display: swap;
-  src: url("/static/font/notosans.woff2") format("woff2"),
+  font-display: block;
+  src: url("../font/NotoSansDisplay.ttf") format("truetype"),
+  url("/static/font/notosans.woff2") format("woff2"),
   url("../../../../tools/boostlook/notosans.woff2") format("woff2"),
   url("https://cppalliance.org/fonts/NotoSansDisplay.ttf") format("truetype");
   /* Metric overrides to reduce CLS on swap */
@@ -744,8 +745,9 @@ html:has(.boostlook) {
   font-stretch: 62.5% 100%;
   /* Variable font weight range */
   font-variation-settings: "wght" 400, "wdth" 62.5;
-  font-display: swap;
-  src: url("/static/font/notosans_ext.woff2") format("woff2"),
+  font-display: block;
+  src: url("../font/NotoSansDisplay-Italic.ttf") format("truetype"),
+  url("/static/font/notosans_ext.woff2") format("woff2"),
   url("../../../../tools/boostlook/notosans_ext.woff2") format("woff2"),
   url("https://cppalliance.org/fonts/NotoSansDisplay-Italic.ttf") format("truetype");
   /* Metric overrides to reduce CLS on swap */
@@ -763,8 +765,9 @@ html:has(.boostlook) {
   font-stretch: 62.5% 100%;
   /* Variable font weight range */
   font-variation-settings: "wght" 400, "wdth" 62.5;
-  font-display: swap;
-  src: url("/static/font/notosans_mono.woff") format("woff"),
+  font-display: block;
+  src: url("../font/NotoSansMono.ttf") format("truetype"),
+  url("/static/font/notosans_mono.woff") format("woff"),
   url("../../../../tools/boostlook/notosans_mono.woff") format("woff"),
   url("https://cppalliance.org/fonts/NotoSansMono.ttf") format("truetype");
   /* Metric overrides to reduce CLS on swap */
@@ -781,8 +784,9 @@ html:has(.boostlook) {
   font-weight: 400;
   /* Fixed weight for specific use cases */
   font-stretch: 62.5% 100%;
-  font-display: swap;
-  src: url("/static/font/notosans_mono.woff") format("woff"),
+  font-display: block;
+  src: url("../font/NotoSansMono.ttf") format("truetype"),
+  url("/static/font/notosans_mono.woff") format("woff"),
   url("../../../../tools/boostlook/notosans_mono.woff") format("woff"),
   url("https://cppalliance.org/fonts/NotoSansMono.ttf") format("truetype");
   /* Metric overrides to reduce CLS on swap */