diff --git a/messages/es.json b/messages/es.json
index 6efe6a144..c563c0ea7 100644
--- a/messages/es.json
+++ b/messages/es.json
@@ -318,7 +318,7 @@
     "notesPlaceholder": "e.g. after a meal",
     "formReset": "Reset form",
     "saveError": "Error saving",
-    "duplicateTimestamp": "A measurement of this type already exists at the selected timestamp.",
+    "duplicateTimestamp": "Ya existe una medición de este tipo en la marca de tiempo seleccionada.",
     "deleteError": "Error deleting",
     "invalidValue": "Please enter a valid value.",
     "invalidTimestamp": "Please select a valid time.",
@@ -1115,7 +1115,7 @@
     },
     "sleep": {
       "title": "Sueño",
-      "description": "Stage breakdown and nightly duration, drawn from Apple Health.",
+      "description": "Desglose por fases y duración nocturna, tomados de Apple Health.",
       "headlineTitle": "Average per night",
       "headlineCaption": "Averaged across {count} nights — {suffix}",
       "headlineCaptionSuffix": "por noche",
diff --git a/messages/fr.json b/messages/fr.json
index 37ccc0ad9..c85667832 100644
--- a/messages/fr.json
+++ b/messages/fr.json
@@ -318,7 +318,7 @@
     "notesPlaceholder": "e.g. after a meal",
     "formReset": "Reset form",
     "saveError": "Error saving",
-    "duplicateTimestamp": "A measurement of this type already exists at the selected timestamp.",
+    "duplicateTimestamp": "Une mesure de ce type existe déjà à cet horodatage.",
     "deleteError": "Error deleting",
     "invalidValue": "Please enter a valid value.",
     "invalidTimestamp": "Please select a valid time.",
@@ -1115,7 +1115,7 @@
     },
     "sleep": {
       "title": "Sommeil",
-      "description": "Stage breakdown and nightly duration, drawn from Apple Health.",
+      "description": "Répartition des phases et durée nocturne, issues d’Apple Health.",
       "headlineTitle": "Average per night",
       "headlineCaption": "Averaged across {count} nights — {suffix}",
       "headlineCaptionSuffix": "par nuit",
diff --git a/messages/it.json b/messages/it.json
index 0d9163aa2..0879fb0cc 100644
--- a/messages/it.json
+++ b/messages/it.json
@@ -318,7 +318,7 @@
     "notesPlaceholder": "e.g. after a meal",
     "formReset": "Reset form",
     "saveError": "Error saving",
-    "duplicateTimestamp": "A measurement of this type already exists at the selected timestamp.",
+    "duplicateTimestamp": "Esiste già una misurazione di questo tipo a questa marca temporale.",
     "deleteError": "Error deleting",
     "invalidValue": "Please enter a valid value.",
     "invalidTimestamp": "Please select a valid time.",
@@ -1115,7 +1115,7 @@
     },
     "sleep": {
       "title": "Sonno",
-      "description": "Stage breakdown and nightly duration, drawn from Apple Health.",
+      "description": "Suddivisione per fasi e durata notturna, da Apple Health.",
       "headlineTitle": "Average per night",
       "headlineCaption": "Averaged across {count} nights — {suffix}",
       "headlineCaptionSuffix": "per notte",
diff --git a/messages/pl.json b/messages/pl.json
index 1f51a425e..dd2be6386 100644
--- a/messages/pl.json
+++ b/messages/pl.json
@@ -318,7 +318,7 @@
     "notesPlaceholder": "e.g. after a meal",
     "formReset": "Reset form",
     "saveError": "Error saving",
-    "duplicateTimestamp": "A measurement of this type already exists at the selected timestamp.",
+    "duplicateTimestamp": "Pomiar tego typu już istnieje dla wybranej daty.",
     "deleteError": "Error deleting",
     "invalidValue": "Please enter a valid value.",
     "invalidTimestamp": "Please select a valid time.",
@@ -1115,7 +1115,7 @@
     },
     "sleep": {
       "title": "Sen",
-      "description": "Stage breakdown and nightly duration, drawn from Apple Health.",
+      "description": "Podział na fazy i nocna długość snu, dane z Apple Health.",
       "headlineTitle": "Average per night",
       "headlineCaption": "Averaged across {count} nights — {suffix}",
       "headlineCaptionSuffix": "na noc",