diff --git a/index.js b/index.js
index db6101c..bb19cc2 100644
--- a/index.js
+++ b/index.js
@@ -36,7 +36,11 @@ R.prototype.call = function(_opts, _callback) {
      body += d;
   });
   child.on("close", function(code) {
-    callback(null, JSON.parse(body));
+      try {
+        callback(null, JSON.parse(body));
+      } catch(err) {
+        callback(err, null);
+      }
   });
 };