'js:babel' gulp task throws an error

[Qvatra]

[13:51:42] Starting 'js:babel'... [BABEL] Note: The code generator has deoptimised the styling of "src/bower_modules/jquery/dist/jquery.js" as it exceeds the max of "100KB". [BABEL] Note: The code generator has deoptimised the styling of "src/bower_modules/jquery/dist/jquery.slim.js" as it exceeds the max of "100KB". stream.js:74 throw er; // Unhandled stream error in pipe. ^

Consider accepting PR: https://github.com/SteveSanderson/generator-ko/pull/16