diff --git a/conf/firefox-forbidden-policies.js b/conf/firefox-forbidden-policies.js
index 60c83686..17ec7c3e 100644
--- a/conf/firefox-forbidden-policies.js
+++ b/conf/firefox-forbidden-policies.js
@@ -58,7 +58,7 @@ lockPref("font.name.serif.x-western", "Liberation Serif");
 // Allow these fonts regardless of the fingerprinting resistance
 lockPref(
 	"font.system.whitelist",
-	"Liberation Serif, Tinos, Times New Roman, Liberation Sans, Arimo, Arial, Liberation Mono, Cousine, Courier New, Noto Sans, Noto Serif, Noto Mono, OpenDyslexic, Noto Emoji, Noto Color Emoji, Comic Neue",
+	"Liberation Serif, Tinos, Times New Roman, Liberation Sans, Arimo, Arial, Liberation Mono, Cousine, Courier New, Noto Sans, Noto Serif, Noto Mono, OpenDyslexic, Noto Emoji, Noto Color Emoji, Comic Neue, Twemoji Mozilla",
 );
 
 // Play animated images only once, accessibility.