diff --git a/html/markers.js b/html/markers.js
index f953a71..27b6f58 100644
--- a/html/markers.js
+++ b/html/markers.js
@@ -373,6 +373,9 @@ let TypeDesignatorIcons = {
 
     'A400': ['c130', 1.15],
 
+    'V22': ['twin_large', 0.96],
+    'R44': ['helicopter', 1.1],
+
     'C17': ['c17', 0.82],
     'E3TF': ['e3awacs', 0.88],
     'E3CF': ['e3awacs', 0.88],
diff --git a/html/planeObject.js b/html/planeObject.js
index 925b50f..cc5b72f 100644
--- a/html/planeObject.js
+++ b/html/planeObject.js
@@ -695,13 +695,17 @@ function altitudeColor(altitude) {
 
 PlaneObject.prototype.updateIcon = function() {
 
+    let icaoType = this.icaoType;
+    if (this.icaoType == 'V22' && this.speed < 100)
+        icaoType = 'R44';
+
     let fillColor = this.getMarkerColor();
     let baseMarkerKey = (this.category ? this.category : "A0") + "_"
-        + this.typeDescription + "_" + this.wtc  + "_" + this.icaoType;
+        + this.typeDescription + "_" + this.wtc  + "_" + icaoType;
 
     if (!this.baseMarker || this.baseMarkerKey != baseMarkerKey) {
         this.baseMarkerKey = baseMarkerKey;
-        this.baseMarker = getBaseMarker(this.category, this.icaoType, this.typeDescription, this.wtc);
+        this.baseMarker = getBaseMarker(this.category, icaoType, this.typeDescription, this.wtc);
         this.shape = this.baseMarker[0];
         this.baseScale = this.baseMarker[1];
         this.baseMarker = shapes[this.shape]