diff --git a/lib/make/webgl.js b/lib/make/webgl.js
index 9918648..9354ac6 100644
--- a/lib/make/webgl.js
+++ b/lib/make/webgl.js
@@ -53,5 +53,16 @@
   },
   renderbufferTarget: () => {
     return 'RENDERBUFFER'
+  },
+  textureSources: () => {
+    sources = [
+      'HTMLCanvasElement',
+      'HTMLImageElement',
+      'HTMLVideoElement',
+      'ImageBitmap',
+      'ImageData',
+      'ArrayBufferView'
+    ]
+    return random.item(sources)
   }
 }