diff --git a/conf/firefox-forbidden-policies.js b/conf/firefox-forbidden-policies.js
index 3973cf79..a1b9c0c3 100644
--- a/conf/firefox-forbidden-policies.js
+++ b/conf/firefox-forbidden-policies.js
@@ -50,6 +50,11 @@ lockPref("font.name.sans-serif.x-western", "Liberation Sans");
 lockPref("font.name.serif.el", "Liberation Serif");
 lockPref("font.name.serif.x-cyrillic", "Liberation Serif");
 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",
+);
 
 // Play animated images only once, accessibility.
 lockPref("image.animation.mode", "once");
diff --git a/etc/firefox/policies/policies.json b/etc/firefox/policies/policies.json
index 8f417dd5..4251690a 100644
--- a/etc/firefox/policies/policies.json
+++ b/etc/firefox/policies/policies.json
@@ -539,6 +539,12 @@
         "Type": "string",
         "Value": "Liberation Serif"
       },
+      "font.system.whitelist": {
+        "Comment": "Preference not allowed for stability reasons.",
+        "Status": "default",
+        "Type": "string",
+        "Value": "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"
+      },
       "general.config.obscure_value": {
         "Comment": "Required for autoconfig.",
         "Status": "locked",