diff --git a/package.json b/package.json
index 8c35659..dc61dae 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@uci-utils/type",
-  "version": "0.2.1",
+  "version": "0.2.3",
   "description": "A variable type check utility - extentsion of TypeChecker package",
   "main": "src/type.js",
   "scripts": {
@@ -28,12 +28,12 @@
   },
   "homepage": "https://github.com/uCOMmandIt/uci-utils#readme",
   "dependencies": {
-    "typechecker": "^4.7.0"
+    "typechecker": "^5.0.0"
   },
   "devDependencies": {
     "chai": "^4.2.0",
     "esm": "^3.2.25",
-    "mocha": "^6.2.0",
-    "nodemon": "^1.19.1"
+    "mocha": "^6.2.2",
+    "nodemon": "^1.19.4"
   }
 }
diff --git a/src/type.js b/src/type.js
index 795f171..3429592 100644
--- a/src/type.js
+++ b/src/type.js
@@ -1,4 +1,4 @@
-import typechecker from 'typechecker'
+import * as typechecker from 'typechecker'
 
 const customTypeChecker = Object.assign({}, typechecker)  // typechecker is frozen