diff --git a/src/viewer/scene/webgl/occlusion/OcclusionLayer.js b/src/viewer/scene/webgl/occlusion/OcclusionLayer.js
index d91f85ecd..755cefb18 100644
--- a/src/viewer/scene/webgl/occlusion/OcclusionLayer.js
+++ b/src/viewer/scene/webgl/occlusion/OcclusionLayer.js
@@ -99,7 +99,7 @@ class OcclusionLayer {
         for (let i = 0; i < this.numMarkers; i++) {
             if (this.markerList[i]) {
                 const marker = this.markerList[i];
-                const worldPos = marker.worldPos;
+                const worldPos = marker.rtcPos;
                 this.positions[j++] = worldPos[0];
                 this.positions[j++] = worldPos[1];
                 this.positions[j++] = worldPos[2];
diff --git a/src/viewer/scene/webgl/occlusion/OcclusionTester.js b/src/viewer/scene/webgl/occlusion/OcclusionTester.js
index b473a20f8..9f7a92e3f 100644
--- a/src/viewer/scene/webgl/occlusion/OcclusionTester.js
+++ b/src/viewer/scene/webgl/occlusion/OcclusionTester.js
@@ -333,10 +333,7 @@ class OcclusionTester {
                 continue;
             }
 
-            // The `origin` has been changed from `occlusionLayer.origin` to `[ 0, 0, 0 ]`
-            // because OcclusionLayer markers' transformation is being applied through the
-            // OcclusionLayer::positions array. See XEOK-33
-            const origin = [ 0, 0, 0 ];
+            const origin = occlusionLayer.origin;
 
             gl.uniformMatrix4fv(this._uViewMatrix, false, createRTCViewMat(camera.viewMatrix, origin));