diff --git a/package.json b/package.json
index 8360001eeb..9c583beb75 100644
--- a/package.json
+++ b/package.json
@@ -42,7 +42,7 @@
   "scripts": {
     "build": "npm run build:bundle && npm run build:dts",
     "build:bundle": "webpack --mode production --display-modules",
-    "build:dts": "node scripts/build-dts",
+    "build:dts": "node scripts/build-dts && tsc --noEmit tests/dts/index",
     "clean": "node scripts/clean",
     "check": "npm run check:config && npm run check:compiler",
     "check:config": "tsc --noEmit -p src --diagnostics --listFiles",
diff --git a/scripts/build-dts.js b/scripts/build-dts.js
index d301245153..7f9de26678 100644
--- a/scripts/build-dts.js
+++ b/scripts/build-dts.js
@@ -448,3 +448,14 @@ module.exports.default({
     sendMessage: console.log,
     stdout: stdout
 });
+
+stdout.write("\n");
+
+module.exports.default({
+    project: path.resolve(__dirname, "..", "std/assembly/shared"),
+    prefix: "assemblyscript/std/assembly/shared",
+    exclude: [],
+    verbose: true,
+    sendMessage: console.log,
+    stdout: stdout
+});
diff --git a/src/index.ts b/src/index.ts
index d35b2b2126..097418cbb1 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -208,4 +208,4 @@ export * from "./program";
 export * from "./resolver";
 export * from "./tokenizer";
 export * from "./types";
-export * from "./util";
+export * from "./util/index";
diff --git a/std/assembly/shared/tsconfig.json b/std/assembly/shared/tsconfig.json
new file mode 100644
index 0000000000..6dafbedf83
--- /dev/null
+++ b/std/assembly/shared/tsconfig.json
@@ -0,0 +1,11 @@
+{
+  "extends": "../../portable.json",
+  "compilerOptions": {
+    "outDir": "../../../out",
+    "allowJs": false,
+    "sourceMap": true
+  },
+  "include": [
+    "./**/*.ts"
+  ]
+}
diff --git a/tests/dts/index.ts b/tests/dts/index.ts
new file mode 100644
index 0000000000..1c698f6831
--- /dev/null
+++ b/tests/dts/index.ts
@@ -0,0 +1,5 @@
+// used to check dist/assemblyscript.d.ts
+import * as as from "../..";
+
+var parser: as.Parser = as.parseFile("", "empty");
+parser.finish();