diff --git a/components/MapComponent.js b/components/MapComponent.js
index bebbc1359..bc3d4378b 100644
--- a/components/MapComponent.js
+++ b/components/MapComponent.js
@@ -767,7 +767,7 @@ await fetchGisStationsStatusDistrict(mapGisStationsStatusDistrictUrl, setGisStat
     // Setze ein Intervall für regelmäßige Updates
     const intervalId = setInterval(() => {
       updateAllMarkers();
-    }, 20000); // 20 Sekunden
+    }, 60000); // 20 Sekunden
 
     // Aufräumen bei Komponentenentladung
     return () => {
diff --git a/config/settings.js b/config/settings.js
index e25770266..3570677bf 100644
--- a/config/settings.js
+++ b/config/settings.js
@@ -1,5 +1,5 @@
 // /config/settings.js
 // Definieren der grundlegenden Umgebungseinstellungen und Konfigurationen der Karte
-export const MAP_VERSION = "1.0.14";
+export const MAP_VERSION = "1.0.15";
 //export const STANDARD_SIDE_MENU = true;
 //export const FULL_SIDE_MENU = false;
diff --git a/hooks/layers/useGmaMarkersLayer.js b/hooks/layers/useGmaMarkersLayer.js
index 409b2eddf..82e7d8fc4 100644
--- a/hooks/layers/useGmaMarkersLayer.js
+++ b/hooks/layers/useGmaMarkersLayer.js
@@ -23,10 +23,10 @@ const useMarkersLayer = (map, markers, GisStationsMeasurements, GMA, oms, isVisi
       });
 
       // Überprüfe, ob die Messwerte vorhanden sind, und setze Standardwerte
-      const lt = measurements["LT"] || "---";
-      const fbt = measurements["FBT"] || "---";
-      const gt = measurements["GT"] || "---";
-      const rlf = measurements["RLF"] || "---";
+      const lt = measurements["LT"] || "-";
+      const fbt = measurements["FBT"] || "-";
+      const gt = measurements["GT"] || "-";
+      const rlf = measurements["RLF"] || "-";
 
       //console.log(`Station oder Bereich ${area_name} - LT: ${lt}, FBT: ${fbt}, GT: ${gt}, RLF: ${rlf}`);