1 files changed, 7 insertions, 5 deletions
diff --git a/deps/npm/node_modules/validate-npm-package-license/index.js b/deps/npm/node_modules/validate-npm-package-license/index.js
index 2ad98d9d84..35eaa73255 100644
--- a/deps/npm/node_modules/validate-npm-package-license/index.js
+++ b/deps/npm/node_modules/validate-npm-package-license/index.js
@@ -57,11 +57,13 @@ module.exports = function(argument) {
         validForNewPackages: false,
         warnings: [genericWarning]
       };
-      var corrected = correct(argument);
-      if (corrected) {
-        result.warnings.push(
-          'license is similar to the valid expression "' + corrected + '"'
-        );
+      if (argument.trim().length !== 0) {
+        var corrected = correct(argument);
+        if (corrected) {
+          result.warnings.push(
+            'license is similar to the valid expression "' + corrected + '"'
+          );
+        }
       }
       return result;
     }