diff --git a/package.json b/package.json
index b61343f..0848e3f 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "chai": "^4.2.0",
     "es6-map": "^0.1.5",
     "es6-symbol": "^3.1.1",
-    "glslify": "^6.3.1",
+    "glslify": "^7.0.0",
     "imports-loader": "^0.8.0",
     "istanbul": "^0.4.5",
     "istanbul-instrumenter-loader": "^3.0.1",