diff --git a/app/javascript/mastodon/locales/en.json b/app/javascript/mastodon/locales/en.json
index 14d5c7aa0..0a318f6fa 100644
--- a/app/javascript/mastodon/locales/en.json
+++ b/app/javascript/mastodon/locales/en.json
@@ -45,7 +45,7 @@
   "compose_form.publish_loud": "{publish}!",
   "compose_form.sensitive": "Mark media as sensitive",
   "compose_form.spoiler": "Hide text behind warning",
-  "compose_form.spoiler_placeholder": "Content warning",
+  "compose_form.spoiler_placeholder": "Write your warning here",
   "confirmation_modal.cancel": "Cancel",
   "confirmations.block.confirm": "Block",
   "confirmations.block.message": "Are you sure you want to block {name}?",
diff --git a/app/javascript/mastodon/locales/fr.json b/app/javascript/mastodon/locales/fr.json
index 436120860..b7e9b3390 100644
--- a/app/javascript/mastodon/locales/fr.json
+++ b/app/javascript/mastodon/locales/fr.json
@@ -45,7 +45,7 @@
   "compose_form.publish_loud": "{publish}!",
   "compose_form.sensitive": "Marquer le média comme délicat",
   "compose_form.spoiler": "Masquer le texte derrière un avertissement",
-  "compose_form.spoiler_placeholder": "Avertissement",
+  "compose_form.spoiler_placeholder": "Écrivez ici votre avertissement",
   "confirmation_modal.cancel": "Annuler",
   "confirmations.block.confirm": "Bloquer",
   "confirmations.block.message": "Confirmez vous le blocage de {name} ?",