diff --git a/modules/firefox.nix b/modules/firefox.nix
index 365af23..2acfcb3 100644
--- a/modules/firefox.nix
+++ b/modules/firefox.nix
@@ -40,7 +40,7 @@
           "privacy.firstparty.isolate" = true;
 
           # https://wiki.mozilla.org/Privacy/Privacy_Task_Force/firefox_about_config_privacy_tweeks
-          # The attribute would be useful for letting websites track visitors’ clicks.
+          # The attribute would be useful for letting websites track visitors' clicks.
           "browser.send_pings" = false;
 
           # https://wiki.mozilla.org/Privacy/Privacy_Task_Force/firefox_about_config_privacy_tweeks