diff --git a/vendor/clouds3d.js b/vendor/clouds3d.js
index c9a82a3..bede41d 100644
--- a/vendor/clouds3d.js
+++ b/vendor/clouds3d.js
@@ -368,13 +368,13 @@ function initGroundSystem(glCtx) {
     groundCtx.fillStyle = '#7c9aa1';
     groundCtx.fillRect(0, 0, groundCanvas.width, groundCanvas.height);
     groundTexture = groundGl.createTexture();
-    groundGl.bindTexture(gl.TEXTURE_2D, groundTexture);
-    groundGl.pixelStorei(gl.UNPACK_FLIP_Y_WEBGL, true);
-    groundGl.texImage2D(gl.TEXTURE_2D, 0, gl.RGBA, gl.RGBA, gl.UNSIGNED_BYTE, groundCanvas);
-    groundGl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_S, gl.CLAMP_TO_EDGE);
-    groundGl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_WRAP_T, gl.CLAMP_TO_EDGE);
-    groundGl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MIN_FILTER, gl.LINEAR);
-    groundGl.texParameteri(gl.TEXTURE_2D, gl.TEXTURE_MAG_FILTER, gl.LINEAR);
+    groundGl.bindTexture(groundGl.TEXTURE_2D, groundTexture);
+    groundGl.pixelStorei(groundGl.UNPACK_FLIP_Y_WEBGL, true);
+    groundGl.texImage2D(groundGl.TEXTURE_2D, 0, groundGl.RGBA, groundGl.RGBA, groundGl.UNSIGNED_BYTE, groundCanvas);
+    groundGl.texParameteri(groundGl.TEXTURE_2D, groundGl.TEXTURE_WRAP_S, groundGl.CLAMP_TO_EDGE);
+    groundGl.texParameteri(groundGl.TEXTURE_2D, groundGl.TEXTURE_WRAP_T, groundGl.CLAMP_TO_EDGE);
+    groundGl.texParameteri(groundGl.TEXTURE_2D, groundGl.TEXTURE_MIN_FILTER, groundGl.LINEAR);
+    groundGl.texParameteri(groundGl.TEXTURE_2D, groundGl.TEXTURE_MAG_FILTER, groundGl.LINEAR);
     // Kick off initial fetch
     rebuildGroundMosaic(GROUND_BASE_X, GROUND_BASE_Y);
 }