diff --git a/emscripten.d.ts b/emscripten.d.ts
index 16e76b7..9968a2a 100644
--- a/emscripten.d.ts
+++ b/emscripten.d.ts
@@ -5,7 +5,6 @@
 
 export declare class EmscriptenRegisteredClass {
     baseClass: any;
-    "constructor": (...args: any[]) => this;
     constructor_body: any;
     downcast: number;
     getActualType: () => any;

diff --git a/emscripten.d.ts b/emscripten.d.ts
index 16e76b7..9968a2a 100644
--- a/emscripten.d.ts
+++ b/emscripten.d.ts
@@ -5,7 +5,6 @@
 
 export declare class EmscriptenRegisteredClass {
     baseClass: any;
-    "constructor": (...args: any[]) => this;
     constructor_body: any;
     downcast: number;
     getActualType: () => any;
diff --git a/example/index.html b/example/index.html
index d8f1f9c..e13cd98 100644
--- a/example/index.html
+++ b/example/index.html
@@ -3,7 +3,7 @@
     <title>Dear ImGui JavaScript+WebGL example</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <!-- <script type="text/javascript" src="../node_modules/systemjs/dist/system.js"></script> -->
-    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.4/system.js"></script>
+    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.6/system.js"></script>
     <script type="text/javascript" src="system.config.js"></script>
     <script type="text/javascript">
     SystemJS.import("./main")

diff --git a/emscripten.d.ts b/emscripten.d.ts
index 16e76b7..9968a2a 100644
--- a/emscripten.d.ts
+++ b/emscripten.d.ts
@@ -5,7 +5,6 @@
 
 export declare class EmscriptenRegisteredClass {
     baseClass: any;
-    "constructor": (...args: any[]) => this;
     constructor_body: any;
     downcast: number;
     getActualType: () => any;
diff --git a/example/index.html b/example/index.html
index d8f1f9c..e13cd98 100644
--- a/example/index.html
+++ b/example/index.html
@@ -3,7 +3,7 @@
     <title>Dear ImGui JavaScript+WebGL example</title>
     <meta name="viewport" content="width=device-width, initial-scale=1">
     <!-- <script type="text/javascript" src="../node_modules/systemjs/dist/system.js"></script> -->
-    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.4/system.js"></script>
+    <script type="text/javascript" src="https://cdnjs.cloudflare.com/ajax/libs/systemjs/0.21.6/system.js"></script>
     <script type="text/javascript" src="system.config.js"></script>
     <script type="text/javascript">
     SystemJS.import("./main")
diff --git a/package.json b/package.json
index 24bc3dc..34df691 100644
--- a/package.json
+++ b/package.json
@@ -24,18 +24,18 @@
   "author": "Isaac Burns <isaacburns@gmail.com>",
   "license": "MIT",
   "dependencies": {
-    "@types/emscripten": "0.0.31",
-    "@types/node": "^10.12.27",
+    "@types/emscripten": "0.0.32",
+    "@types/node": "^12.0.3",
     "@types/systemjs": "^0.20.6"
   },
   "devDependencies": {
     "http-server": "^0.11.1",
-    "node-fetch": "^2.2.0",
-    "rollup": "^0.67.4",
-    "rollup-plugin-commonjs": "^9.1.6",
+    "node-fetch": "^2.6.0",
+    "rollup": "^1.12.5",
+    "rollup-plugin-commonjs": "^10.0.0",
     "rollup-plugin-node-builtins": "^2.1.2",
-    "rollup-plugin-typescript2": "^0.18.1",
+    "rollup-plugin-typescript2": "^0.21.1",
     "systemjs": "^0.21.6",
-    "typescript": "^3.3.3"
+    "typescript": "^3.5.1"
   }
 }