diff --git a/lib/broccoli/broccoli-typescript.js b/lib/broccoli/broccoli-typescript.js
index a8df2d04acc5..f6971debb1ee 100644
--- a/lib/broccoli/broccoli-typescript.js
+++ b/lib/broccoli/broccoli-typescript.js
@@ -159,7 +159,7 @@ class BroccoliTypeScriptCompiler extends Plugin {
 
     this._tsConfigFiles = tsconfig.files.splice(0);
 
-    this._tsOpts = ts.convertCompilerOptionsFromJson(tsconfig, '', null).options;
+    this._tsOpts = ts.convertCompilerOptionsFromJson(tsconfig.compilerOptions, '', null).options;
     this._tsOpts.rootDir = '';
     this._tsOpts.outDir = '';