diff --git a/app/static/locales/en/app.json b/app/static/locales/en/app.json
index 44cf2990..6dc30af0 100644
--- a/app/static/locales/en/app.json
+++ b/app/static/locales/en/app.json
@@ -120,7 +120,8 @@
     "bottom left": "bottom left",
     "bottom right": "bottom right",
     "error": "error",
-    "help": "help"
+    "help": "help",
+    "prefix": "prefix"
   },
   "obs": {
     "scene-list": "OBS | Scene list",
diff --git a/app/static/locales/fr/app.json b/app/static/locales/fr/app.json
index 5a200665..d14b4021 100644
--- a/app/static/locales/fr/app.json
+++ b/app/static/locales/fr/app.json
@@ -120,7 +120,8 @@
     "bottom left": "bas gauche",
     "bottom right": "bas droite",
     "error": "erreur",
-    "help": "aide"
+    "help": "aide",
+    "prefix": "préfixe"
   },
   "obs": {
     "scene-list": "OBS | Liste des scènes",