diff --git a/src/pages/Touringcar/components/Messages/hooks/useMessages.tsx b/src/pages/Touringcar/components/Messages/hooks/useMessages.tsx
index 52faa20..26b71c7 100644
--- a/src/pages/Touringcar/components/Messages/hooks/useMessages.tsx
+++ b/src/pages/Touringcar/components/Messages/hooks/useMessages.tsx
@@ -39,7 +39,12 @@ function useMessages() {
   })
 
   const sortedMessages = useMemo(() => {
-    return messages?.features.sort((a, b) => Number(a.properties.important) + Number(b.properties.important))
+    if (!messages?.features) return []
+    return messages.features.sort((a, b) => {
+      const aIsImportant = a.properties.important ? 1 : 0
+      const bIsImportant = b.properties.important ? 1 : 0
+      return bIsImportant - aIsImportant
+    })
   }, [messages?.features])
 
   useEffect(() => {