diff --git a/web/nfc-theme/static/DavidLibre-Regular.ttf b/web/nfc-theme/static/DavidLibre-Regular.ttf
deleted file mode 100644
index cf23de8..0000000
Binary files a/web/nfc-theme/static/DavidLibre-Regular.ttf and /dev/null differ
diff --git a/web/nfc-theme/static/DavidLibre-Regular.woff b/web/nfc-theme/static/DavidLibre-Regular.woff
new file mode 100644
index 0000000..679b6a3
Binary files /dev/null and b/web/nfc-theme/static/DavidLibre-Regular.woff differ
diff --git a/web/nfc-theme/static/local.css b/web/nfc-theme/static/local.css
index 44b6995..81986bf 100644
--- a/web/nfc-theme/static/local.css
+++ b/web/nfc-theme/static/local.css
@@ -1,7 +1,7 @@
 @font-face {
   font-family: 'David Libre';
   src: local('David Libre'), local('DavidLibre'),
-       url('DavidLibre-Regular.ttf') format('ttf')
+       url('DavidLibre-Regular.woff') format('woff')
 }
 
 /* CSS Reset */
diff --git a/web/output/theme/DavidLibre-Regular.woff b/web/output/theme/DavidLibre-Regular.woff
new file mode 100644
index 0000000..679b6a3
Binary files /dev/null and b/web/output/theme/DavidLibre-Regular.woff differ
diff --git a/web/output/theme/local.css b/web/output/theme/local.css
index 44b6995..81986bf 100644
--- a/web/output/theme/local.css
+++ b/web/output/theme/local.css
@@ -1,7 +1,7 @@
 @font-face {
   font-family: 'David Libre';
   src: local('David Libre'), local('DavidLibre'),
-       url('DavidLibre-Regular.ttf') format('ttf')
+       url('DavidLibre-Regular.woff') format('woff')
 }
 
 /* CSS Reset */