diff --git a/packages/cli/lib/project-generator.js b/packages/cli/lib/project-generator.js
index 65285cb6007d..0e95de5bf76d 100644
--- a/packages/cli/lib/project-generator.js
+++ b/packages/cli/lib/project-generator.js
@@ -141,6 +141,8 @@ module.exports = class ProjectGenerator extends BaseGenerator {
         when: this.projectInfo.name == null,
         default:
           this.options.name || utils.toFileName(path.basename(process.cwd())),
+        filter: value => value.toLowerCase(),
+        transformer: value => value.toLowerCase(),
         validate: utils.validate,
       },
       {