diff --git a/build/tsc-dev.js b/build/tsc-dev.js
index 70b4d4fd1..bf3c6b738 100644
--- a/build/tsc-dev.js
+++ b/build/tsc-dev.js
@@ -114,15 +114,15 @@ var files = JSON.parse(fs.readFileSync("./tsconfig.json")).files;
 var options = {
     noEmitOnError: true,
     noEmitHelpers: true,
-    target: 1 /* ES5 */,
-    module: 1 /* CommonJS */,
+    target: ts.ScriptTarget.ES5,
+    module: ts.ModuleKind.CommonJS,
     declaration: false,
     noImplicitAny: false,
     noImplicitUseStrict: true,
     experimentalDecorators: true
 };
 if (isTranspile) {
-    transpile(files, { module: 1 /* CommonJS */ });
+    transpile(files, { module: ts.ModuleKind.CommonJS, noImplicitUseStrict: true });
 }
 else {
     compile(files, options);
diff --git a/build/tsc-dev.ts b/build/tsc-dev.ts
index b47e3fbeb..c144e4638 100644
--- a/build/tsc-dev.ts
+++ b/build/tsc-dev.ts
@@ -144,7 +144,7 @@ var options: ts.CompilerOptions = {
     experimentalDecorators: true
 };
 if (isTranspile) {
-    transpile(files, { module: ts.ModuleKind.CommonJS });
+    transpile(files, { module: ts.ModuleKind.CommonJS, noImplicitUseStrict: true });
 } else {
     compile(files, options);
-}
\ No newline at end of file
+}