diff --git a/src/traces/scatter3d/convert.js b/src/traces/scatter3d/convert.js
index 2e1b4aec6a2..01588df0ed6 100644
--- a/src/traces/scatter3d/convert.js
+++ b/src/traces/scatter3d/convert.js
@@ -407,7 +407,10 @@ proto.update = function(data) {
         var delaunayOptions = constructDelaunay(
             options.position,
             options.delaunayColor,
-            options.delaunayAxis);
+            options.delaunayAxis
+        );
+        delaunayOptions.opacity = data.opacity;
+
         if(this.delaunayMesh) {
             this.delaunayMesh.update(delaunayOptions);
         } else {
diff --git a/test/image/baselines/gl3d_cube.png b/test/image/baselines/gl3d_cube.png
new file mode 100644
index 00000000000..8991b54ed9a
Binary files /dev/null and b/test/image/baselines/gl3d_cube.png differ
diff --git a/test/image/mocks/gl3d_cube.json b/test/image/mocks/gl3d_cube.json
new file mode 100644
index 00000000000..3543b2443af
--- /dev/null
+++ b/test/image/mocks/gl3d_cube.json
@@ -0,0 +1,231 @@
+{
+    "data": [
+        {
+            "type": "scatter3d",
+            "mode": "lines",
+            "x": [
+                0,
+                1,
+                1,
+                0,
+                0
+            ],
+            "y": [
+                0,
+                0,
+                1,
+                1,
+                0
+            ],
+            "z": [
+                0,
+                0,
+                0,
+                0,
+                0
+            ],
+            "surfaceaxis": 2,
+            "name": "face 1",
+            "line": {
+                "width": 5
+            },
+            "uid": "6a4a7a",
+            "opacity": 0.3
+        },
+        {
+            "type": "scatter3d",
+            "mode": "lines",
+            "x": [
+                0,
+                1,
+                1,
+                0,
+                0
+            ],
+            "y": [
+                0,
+                0,
+                1,
+                1,
+                0
+            ],
+            "z": [
+                1,
+                1,
+                1,
+                1,
+                1
+            ],
+            "surfaceaxis": 2,
+            "name": "face 2",
+            "line": {
+                "width": 5
+            },
+            "uid": "4b1345",
+            "opacity": 0.3
+        },
+        {
+            "type": "scatter3d",
+            "mode": "lines",
+            "x": [
+                0,
+                1,
+                1,
+                0,
+                0
+            ],
+            "y": [
+                0,
+                0,
+                0,
+                0,
+                0
+            ],
+            "z": [
+                0,
+                0,
+                1,
+                1,
+                0
+            ],
+            "surfaceaxis": 1,
+            "name": "face 3",
+            "line": {
+                "width": 5
+            },
+            "uid": "1fb492",
+            "opacity": 0.3
+        },
+        {
+            "type": "scatter3d",
+            "mode": "lines",
+            "x": [
+                0,
+                1,
+                1,
+                0,
+                0
+            ],
+            "y": [
+                1,
+                1,
+                1,
+                1,
+                1
+            ],
+            "z": [
+                0,
+                0,
+                1,
+                1,
+                0
+            ],
+            "surfaceaxis": 1,
+            "name": "face 4",
+            "line": {
+                "width": 5
+            },
+            "uid": "c96af2",
+            "opacity": 0.3
+        },
+        {
+            "type": "scatter3d",
+            "mode": "lines",
+            "x": [
+                0,
+                0,
+                0,
+                0,
+                0
+            ],
+            "y": [
+                0,
+                0,
+                1,
+                1,
+                0
+            ],
+            "z": [
+                0,
+                1,
+                1,
+                0,
+                0
+            ],
+            "surfaceaxis": 0,
+            "name": "face 5",
+            "line": {
+                "width": 5
+            },
+            "uid": "9501a8",
+            "opacity": 0.3
+        },
+        {
+            "type": "scatter3d",
+            "mode": "lines",
+            "x": [
+                1,
+                1,
+                1,
+                1
+            ],
+            "y": [
+                0,
+                0,
+                1,
+                1,
+                0
+            ],
+            "z": [
+                0,
+                1,
+                1,
+                0,
+                0
+            ],
+            "surfaceaxis": 0,
+            "name": "face 6",
+            "line": {
+                "width": 5
+            },
+            "uid": "44e541",
+            "opacity": 0.3
+        }
+    ],
+    "layout": {
+        "scene": {
+            "xaxis": {
+                "showgrid": false,
+                "showline": false,
+                "zeroline": false,
+                "showticklabels": false,
+                "title": "",
+                "type": "linear"
+            },
+            "yaxis": {
+                "showgrid": false,
+                "showline": false,
+                "zeroline": false,
+                "showticklabels": false,
+                "title": "",
+                "type": "linear"
+            },
+            "zaxis": {
+                "showgrid": false,
+                "showline": false,
+                "zeroline": false,
+                "showticklabels": false,
+                "title": "",
+                "type": "linear"
+            },
+            "aspectratio": {
+                "x": 1,
+                "y": 1,
+                "z": 1
+            }
+        },
+        "height": 450,
+        "width": 1731.82,
+        "autosize": true
+    }
+}