diff --git a/static/js/layers/flights.js b/static/js/layers/flights.js
index 1c1b9a5..25f3078 100644
--- a/static/js/layers/flights.js
+++ b/static/js/layers/flights.js
@@ -49,7 +49,6 @@ const FlightsLayer = {
                         outlineColor: Cesium.Color.fromCssColorString('#004422'),
                         outlineWidth: 1,
                         heightReference: Cesium.HeightReference.NONE,
-                        disableDepthTestDistance: Number.POSITIVE_INFINITY,
                     },
                     label: {
                         text: cs,
@@ -61,7 +60,6 @@ const FlightsLayer = {
                         pixelOffset: new Cesium.Cartesian2(8, -4),
                         scale: 0.8,
                         showBackground: false,
-                        disableDepthTestDistance: Number.POSITIVE_INFINITY,
                         distanceDisplayCondition: new Cesium.DistanceDisplayCondition(0, 2000000),
                     },
                     description: '<div style="font-family:monospace;font-size:12px;color:#00ff88">' +
diff --git a/static/js/layers/gdelt.js b/static/js/layers/gdelt.js
index 855b7a9..70cebbc 100644
--- a/static/js/layers/gdelt.js
+++ b/static/js/layers/gdelt.js
@@ -48,7 +48,6 @@ const GdeltLayer = {
                         outlineColor: Cesium.Color.fromCssColorString('#663300'),
                         outlineWidth: 1,
                         heightReference: Cesium.HeightReference.NONE,
-                        disableDepthTestDistance: Number.POSITIVE_INFINITY,
                     },
                     description: '<div style="font-family:monospace;font-size:12px;color:#ff8800">' +
                         '<strong>' + title + '</strong>' +
diff --git a/static/js/layers/ships.js b/static/js/layers/ships.js
index 32e923d..9d4d59b 100644
--- a/static/js/layers/ships.js
+++ b/static/js/layers/ships.js
@@ -50,7 +50,6 @@ const ShipsLayer = {
                         outlineColor: Cesium.Color.fromCssColorString('#112244'),
                         outlineWidth: 0.5,
                         heightReference: Cesium.HeightReference.NONE,
-                        disableDepthTestDistance: Number.POSITIVE_INFINITY,
                     },
                     label: {
                         text: name,
@@ -61,7 +60,6 @@ const ShipsLayer = {
                         style: Cesium.LabelStyle.FILL_AND_OUTLINE,
                         pixelOffset: new Cesium.Cartesian2(6, -3),
                         scale: 0.7,
-                        disableDepthTestDistance: Number.POSITIVE_INFINITY,
                         distanceDisplayCondition: new Cesium.DistanceDisplayCondition(0, 500000),
                     },
                     description: '<div style="font-family:monospace;font-size:12px;color:#4499ff">' +