1 files changed, 3 insertions, 0 deletions

diff --git a/js/lib/rdge/materials/relief-tunnel-material.js b/js/lib/rdge/materials/relief-tunnel-material.js
index 9404e359..0390337e 100644
--- a/js/lib/rdge/materials/relief-tunnel-material.js
+++ b/js/lib/rdge/materials/relief-tunnel-material.js
@@ -21,6 +21,9 @@ var ReliefTunnelMaterial = function ReliefTunnelMaterial()
     this._time = 0.0;
     this._dTime = 0.01;
 
+    // array textures indexed by shader uniform name
+    this._glTextures = [];
+
     ///////////////////////////////////////////////////////////////////////
     // Material Property Accessors
     ///////////////////////////////////////////////////////////////////////