diff --git a/umap/static/umap/locale/fr.js b/umap/static/umap/locale/fr.js
index d5932c86..fd833365 100644
--- a/umap/static/umap/locale/fr.js
+++ b/umap/static/umap/locale/fr.js
@@ -1,6 +1,6 @@
 var locale = {
     " (area: {measure})": " (surface: {measure})",
-    " (length: {measure})": "(length: {measure})",
+    " (length: {measure})": "(longueur: {measure})",
     "# one hash for main heading": "# un dièse pour titre 1",
     "## two hashes for second heading": "## deux dièses pour titre 2",
     "### three hashes for third heading": "### trois dièses pour titre 3",
@@ -38,7 +38,7 @@ var locale = {
     "Auto": "Auto",
     "Automatic": "Automatique",
     "Autostart when map is loaded": "Lancer au chargement de la carte",
-    "Background overlay url": "Background overlay url",
+    "Background overlay url": "URL du fond de carte",
     "Ball": "Épingle",
     "Bring feature to center": "Centrer la carte sur cet élément",
     "Browse data": "Visualiser les données",
@@ -78,7 +78,7 @@ var locale = {
     "Credits": "Crédits",
     "Current view instead of default map view?": "Vue courante plutôt que la vue par défaut ?",
     "Custom background": "Fond de carte personnalisé",
-    "Custom overlay": "Custom overlay",
+    "Custom overlay": "Fond avec transparence",
     "Data browser": "Visualiseur de données",
     "Data filters": "Filtrer les données",
     "Data is browsable": "Données naviguables",
@@ -139,7 +139,7 @@ var locale = {
     "Embed the map": "Intégrer la carte dans une iframe",
     "Empty": "Vider",
     "Enable editing": "Activer l'édition",
-    "Error in the overlay URL": "Error in the overlay URL",
+    "Error in the overlay URL": "Erreur dans l'URL du fond de carte",
     "Error in the tilelayer URL": "Erreur dans l'URL du fond de carte",
     "Error while fetching {url}": "Erreur en appelant l'URL {url}",
     "Example: key1,key2,key3": "Exemple: clé1,clé2,clé3",
diff --git a/umap/static/umap/locale/fr.json b/umap/static/umap/locale/fr.json
index c8d0c52f..5e7a7dd8 100644
--- a/umap/static/umap/locale/fr.json
+++ b/umap/static/umap/locale/fr.json
@@ -1,6 +1,6 @@
 {
     " (area: {measure})": " (surface: {measure})",
-    " (length: {measure})": "(length: {measure})",
+    " (length: {measure})": "(longueur: {measure})",
     "# one hash for main heading": "# un dièse pour titre 1",
     "## two hashes for second heading": "## deux dièses pour titre 2",
     "### three hashes for third heading": "### trois dièses pour titre 3",
@@ -38,7 +38,7 @@
     "Auto": "Auto",
     "Automatic": "Automatique",
     "Autostart when map is loaded": "Lancer au chargement de la carte",
-    "Background overlay url": "Background overlay url",
+    "Background overlay url": "URL du fond de carte",
     "Ball": "Épingle",
     "Bring feature to center": "Centrer la carte sur cet élément",
     "Browse data": "Visualiser les données",
@@ -78,7 +78,7 @@
     "Credits": "Crédits",
     "Current view instead of default map view?": "Vue courante plutôt que la vue par défaut ?",
     "Custom background": "Fond de carte personnalisé",
-    "Custom overlay": "Custom overlay",
+    "Custom overlay": "Fond avec transparence",
     "Data browser": "Visualiseur de données",
     "Data filters": "Filtrer les données",
     "Data is browsable": "Données naviguables",
@@ -139,7 +139,7 @@
     "Embed the map": "Intégrer la carte dans une iframe",
     "Empty": "Vider",
     "Enable editing": "Activer l'édition",
-    "Error in the overlay URL": "Error in the overlay URL",
+    "Error in the overlay URL": "Erreur dans l'URL du fond de carte",
     "Error in the tilelayer URL": "Erreur dans l'URL du fond de carte",
     "Error while fetching {url}": "Erreur en appelant l'URL {url}",
     "Example: key1,key2,key3": "Exemple: clé1,clé2,clé3",
diff --git a/umap/static/umap/locale/ms.js b/umap/static/umap/locale/ms.js
index 6dbc8707..6dec839d 100644
--- a/umap/static/umap/locale/ms.js
+++ b/umap/static/umap/locale/ms.js
@@ -1,6 +1,6 @@
 var locale = {
-    " (area: {measure})": "(area: {measure})",
-    " (length: {measure})": "(length: {measure})",
+    " (area: {measure})": "(kawasan: {measure})",
+    " (length: {measure})": "(panjang: {measure})",
     "# one hash for main heading": "# satu tanda pagar untuk tajuk utama",
     "## two hashes for second heading": "## dua tanda pagar untuk tajuk kedua",
     "### three hashes for third heading": "### tiga tanda pagar untuk tajuk ketiga",
@@ -38,7 +38,7 @@ var locale = {
     "Auto": "Auto",
     "Automatic": "Automatik",
     "Autostart when map is loaded": "Automula apabila peta dimuatkan",
-    "Background overlay url": "Background overlay url",
+    "Background overlay url": "URL tindihan atas latar belakang",
     "Ball": "Bola",
     "Bring feature to center": "Bawa sifat ke tengah",
     "Browse data": "Layari data",
@@ -78,7 +78,7 @@ var locale = {
     "Credits": "Penghargaan",
     "Current view instead of default map view?": "Pandangan semasa menggantikan pandangan peta lalai?",
     "Custom background": "Latar belakang tersuai",
-    "Custom overlay": "Custom overlay",
+    "Custom overlay": "Tindihan atas tersuai",
     "Data browser": "Pelayar data",
     "Data filters": "Penapis data",
     "Data is browsable": "Data boleh layar",
@@ -139,7 +139,7 @@ var locale = {
     "Embed the map": "Benamkan peta",
     "Empty": "Kosongkan",
     "Enable editing": "Bolehkan suntingan",
-    "Error in the overlay URL": "Error in the overlay URL",
+    "Error in the overlay URL": "Ralat dalam URL tindihan atas",
     "Error in the tilelayer URL": "Ralat dalam URL lapisan jubin",
     "Error while fetching {url}": "Ralat ketika mengambil {url}",
     "Example: key1,key2,key3": "Contoh: kekunci1,kekunci2,kekunci3",