I'm using webpack 3.8.1 and am receiving several instances of the following build warning: WARNING in ./src/Components/NavBar/MainMenuItemMobile.js There are multiple modules with names that only differ in casing. This can lead to unexpected behavior when compiling on a filesystem with other case-semantic. Use equal casing. Compare these module identifiers: * /Users/path/to/babel-loader/lib/index.js!/Users/path/to/NavBar/MainMenuItemMobile.js Used by 1 module(s), i. e. /Users/path/to/babel-loader/lib/index.js!/Users/path/to/NavBar/ConstructedMainMenuItems.js * /Users/path/to/babel-loader/lib