diff --git a/package.json b/package.json
index ede8d81..7eadacd 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "resolve-url-loader": "^3.1.1",
     "sass": "^1.26.3",
     "sass-loader": "^9.0.3",
-    "sdf-2d": "^0.3.1",
+    "sdf-2d": "^0.3.4",
     "source-map-loader": "^1.1.0",
     "svg-url-loader": "^6.0.0",
     "terser-webpack-plugin": "^2.3.8",