diff --git a/dist/Aerofly/MissionCheckpoint.js b/dist/Aerofly/MissionCheckpoint.js
index b9f2f26..60e5039 100644
--- a/dist/Aerofly/MissionCheckpoint.js
+++ b/dist/Aerofly/MissionCheckpoint.js
@@ -85,8 +85,15 @@ export class MissionCheckpoint {
             if (this.frequency) {
                 return this.frequency_unit === "M" ? MissionCheckpoint.TYPE_VOR : MissionCheckpoint.TYPE_NDB;
             }
-            if (this.name.match(/^[A-Z]{4,5}$/)) {
-                return this.name.length === 4 ? MissionCheckpoint.TYPE_AIRPORT : MissionCheckpoint.TYPE_FIX;
+            if (this.name.match(/^[A-Z]{3,5}$/)) {
+                switch (this.name.length) {
+                    case 3:
+                        return MissionCheckpoint.TYPE_VOR;
+                    case 4:
+                        return MissionCheckpoint.TYPE_AIRPORT;
+                    default:
+                        return MissionCheckpoint.TYPE_FIX;
+                }
             }
         }
         return this.type;
diff --git a/dist/Export/GeoJson.js b/dist/Export/GeoJson.js
index 1513bfb..6f2b83f 100644
--- a/dist/Export/GeoJson.js
+++ b/dist/Export/GeoJson.js
@@ -91,7 +91,7 @@ export class GeoJson {
                 altitude: undefined,
                 direction: mission.origin_dir,
                 frequency: undefined,
-                "marker-symbol": "airport",
+                "marker-symbol": "af-large_airport",
             },
         });
         this.features.push({
@@ -107,7 +107,7 @@ export class GeoJson {
                 altitude: undefined,
                 direction: mission.destination_dir,
                 frequency: undefined,
-                "marker-symbol": "airport",
+                "marker-symbol": "af-large_airport",
             },
         });
         this.drawLine(this.getLineCoordinates(mission));
@@ -255,15 +255,19 @@ export class GeoJson {
     }
     getGeoJsonIcon(cp) {
         switch (cp.type_extended) {
+            case MissionCheckpoint.TYPE_DESTINATION:
+                return "af-large_airport";
             case MissionCheckpoint.TYPE_ORIGIN:
             case MissionCheckpoint.TYPE_DESTINATION:
-                return "airport";
+                return "af-large_airport";
             case MissionCheckpoint.TYPE_VOR:
                 return "navaid-vor";
             case MissionCheckpoint.TYPE_NDB:
                 return "navaid-ndb";
             case MissionCheckpoint.TYPE_FIX:
                 return "navaid-fix";
+            case MissionCheckpoint.TYPE_AIRPORT:
+                return "af-medium_airport";
             default:
                 return "navaid-waypoint";
         }
diff --git a/src/Aerofly/MissionCheckpoint.ts b/src/Aerofly/MissionCheckpoint.ts
index 4263e74..6d791d1 100644
--- a/src/Aerofly/MissionCheckpoint.ts
+++ b/src/Aerofly/MissionCheckpoint.ts
@@ -115,8 +115,15 @@ export class MissionCheckpoint {
       if (this.frequency) {
         return this.frequency_unit === "M" ? MissionCheckpoint.TYPE_VOR : MissionCheckpoint.TYPE_NDB;
       }
-      if (this.name.match(/^[A-Z]{4,5}$/)) {
-        return this.name.length === 4 ? MissionCheckpoint.TYPE_AIRPORT : MissionCheckpoint.TYPE_FIX;
+      if (this.name.match(/^[A-Z]{3,5}$/)) {
+        switch (this.name.length) {
+          case 3:
+            return MissionCheckpoint.TYPE_VOR;
+          case 4:
+            return MissionCheckpoint.TYPE_AIRPORT;
+          default:
+            return MissionCheckpoint.TYPE_FIX;
+        }
       }
     }
 
diff --git a/src/Export/GeoJson.ts b/src/Export/GeoJson.ts
index 0c0e233..45f60b5 100644
--- a/src/Export/GeoJson.ts
+++ b/src/Export/GeoJson.ts
@@ -119,7 +119,7 @@ export class GeoJson implements GeoJSON.FeatureCollection {
         altitude: undefined,
         direction: mission.origin_dir,
         frequency: undefined,
-        "marker-symbol": "airport",
+        "marker-symbol": "af-large_airport",
       },
     });
 
@@ -136,7 +136,7 @@ export class GeoJson implements GeoJSON.FeatureCollection {
         altitude: undefined,
         direction: mission.destination_dir,
         frequency: undefined,
-        "marker-symbol": "airport",
+        "marker-symbol": "af-large_airport",
       },
     });
 
@@ -304,15 +304,19 @@ export class GeoJson implements GeoJSON.FeatureCollection {
 
   protected getGeoJsonIcon(cp: MissionCheckpoint): string {
     switch (cp.type_extended) {
+      case MissionCheckpoint.TYPE_DESTINATION:
+        return "af-large_airport";
       case MissionCheckpoint.TYPE_ORIGIN:
       case MissionCheckpoint.TYPE_DESTINATION:
-        return "airport";
+        return "af-large_airport";
       case MissionCheckpoint.TYPE_VOR:
         return "navaid-vor";
       case MissionCheckpoint.TYPE_NDB:
         return "navaid-ndb";
       case MissionCheckpoint.TYPE_FIX:
         return "navaid-fix";
+      case MissionCheckpoint.TYPE_AIRPORT:
+        return "af-medium_airport";
       default:
         return "navaid-waypoint";
     }