diff --git a/.gitignore b/.gitignore
index 0a601d7..5327e73 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,2 +1,4 @@
 node_modules
 jspm_packages
+.idea
+*.iml
diff --git a/plugin-babel.js b/plugin-babel.js
index 894267b..3ad438c 100644
--- a/plugin-babel.js
+++ b/plugin-babel.js
@@ -174,7 +174,7 @@ exports.translate = function(load, traceOpts) {
       sourceFileName: load.address,
       moduleIds: false,
       sourceMaps: traceOpts && traceOpts.sourceMaps || babelOptions.sourceMaps,
-      inputSourceMap: load.metadata.sourceMap,
+      inputSourceMap: (babelOptions.provideInputSourceMap && babelOptions.provideInputSourceMap(load)) || load.metadata.sourceMap,
       compact: babelOptions.compact,
       comments: babelOptions.comments,
       code: true,