diff --git a/packages/webpack-cli/lib/utils/cli-flags.js b/packages/webpack-cli/lib/utils/cli-flags.js
index 91345d622f7..a4ecbdaa1f5 100644
--- a/packages/webpack-cli/lib/utils/cli-flags.js
+++ b/packages/webpack-cli/lib/utils/cli-flags.js
@@ -185,7 +185,7 @@ const core = [
         usage: '--json',
         type: [String, Boolean],
         alias: 'j',
-        description: 'Prints result as JSON',
+        description: 'Print result as JSON or store it in a file',
     },
     {
         name: 'mode',