diff --git a/bin/lib/check_reqs.js b/bin/lib/check_reqs.js
index 61bd4494..7794594e 100644
--- a/bin/lib/check_reqs.js
+++ b/bin/lib/check_reqs.js
@@ -31,7 +31,7 @@ var isWindows = process.platform == 'win32';
 
 function forgivingWhichSync(cmd) {
     try {
-        return which.sync(path);
+        return which.sync(cmd);
     } catch (e) {
         return '';
     }