diff --git a/spec/fixtures/dynamic_finders/plugin_version/wp-help-desk/composer_file/package.json b/spec/fixtures/dynamic_finders/plugin_version/wp-help-desk/composer_file/package.json
index 8e883a5ce..356ed56c7 100644
--- a/spec/fixtures/dynamic_finders/plugin_version/wp-help-desk/composer_file/package.json
+++ b/spec/fixtures/dynamic_finders/plugin_version/wp-help-desk/composer_file/package.json
@@ -4,7 +4,7 @@
 	"description": "WP Help Desk plugin for WordPress.",
 	"main": "gulpfile.js",
 	"dependencies": {
-		"autoprefixer": "^6.3.1",
+		"autoprefixer": "^10.0.0",
 		"browser-sync": "^2.23.6",
 		"gulp": "3.9.1",
 		"gulp-cached": "*",