diff --git a/ansible/roles/firefox/defaults/main.yaml b/ansible/roles/firefox/defaults/main.yaml
index 6517d50..1bf52d5 100644
--- a/ansible/roles/firefox/defaults/main.yaml
+++ b/ansible/roles/firefox/defaults/main.yaml
@@ -27,9 +27,14 @@ firefox_config:
   dom.battery.enabled: false
   # Disable that websites can get notifications if you copy, paste, or cut something from a web page, and it lets them know which part of the page had been selected.
   dom.event.clipboardevents.enabled: false
-  # Resist fingerprinting
-  privacy.resistFingerprinting: true
   # Isolates all browser identifier sources (e.g. cookies) to the first party domain, with the goal of preventing tracking across different domains.
   privacy.firstparty.isolate: true
   # Do not preload URLs that auto-complete in the address bar.
   browser.urlbar.speculativeConnect.enabled: false
+  # Do not resist fingerprinting because that tells websites to use light mode.
+  # https://bugzilla.mozilla.org/show_bug.cgi?id=1732114
+  privacy.resistFingerprinting: true
+  # Instead, enable fingerprinting protection, which allows configuring an override.
+  privacy.fingerprintingProtection: true
+  # Allow sending dark mode preference to websites.
+  privacy.fingerprintingProtection.overrides: "+AllTargets,-CSSPrefersColorScheme"