diff --git a/lib/main.ts b/lib/main.ts
index 89e27b6e..a758c0c0 100644
--- a/lib/main.ts
+++ b/lib/main.ts
@@ -219,7 +219,7 @@ module compile {
 						getTsconfigSystem(typescript),
 						path.resolve(projectDirectory),
 						compilerOptions,
-						path.basename(tsConfigFileName));
+						tsConfigFileName);
 
 				rawConfig = parsed.raw;
 
diff --git a/lib/project.ts b/lib/project.ts
index 1941bf6c..a9674a51 100644
--- a/lib/project.ts
+++ b/lib/project.ts
@@ -126,7 +126,7 @@ function src(this: Project) {
 						this.typescript.sys,
 						path.resolve(this.projectDirectory),
 						undefined,
-						path.basename(this.configFileName));
+						this.configFileName);
 
 	for (const error of errors) {
 		console.log(error.messageText);