diff --git a/src/core/utils/index.js b/src/core/utils/index.js
index 2fd81ef..1532487 100644
--- a/src/core/utils/index.js
+++ b/src/core/utils/index.js
@@ -146,7 +146,12 @@
             var success = !!(gl && gl.getContextAttributes().stencil);
             if (gl)
             {
-                gl.getExtension('WEBGL_lose_context').loseContext();
+                var loseContext = gl.getExtension('WEBGL_lose_context');
+
+                if(loseContext)
+                {
+                    loseContext.loseContext();
+                }
             }
             gl = null;