diff --git a/CHANGELOG.md b/CHANGELOG.md
index 2212ef6ac..c71256e9c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -45,6 +45,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 - Save status spacing (#827)
 - Disappearing borders on tablet (#827)
 - Dark mode button theming (#850)
+- `<strong>` styling on Firefox (#854)
 
 ## [0.20.0] - 2023-11-24
 
diff --git a/src/assets/stylesheets/Instructions.scss b/src/assets/stylesheets/Instructions.scss
index db12b1981..f4f188dc2 100644
--- a/src/assets/stylesheets/Instructions.scss
+++ b/src/assets/stylesheets/Instructions.scss
@@ -10,6 +10,10 @@
     margin: 0;
   }
 
+  strong {
+    font-weight: $font-weight-bold;
+  }
+
   img {
     max-width: 100%;
   }