diff --git a/docs/_data/links.json b/docs/_data/links.json
index 332948b8..a9554cb0 100644
--- a/docs/_data/links.json
+++ b/docs/_data/links.json
@@ -645,7 +645,7 @@
   "categories": {
     "overview": ["overview-start", "overview-classes", "overview-modifiers", "overview-modular", "overview-responsiveness", "overview-colors", "overview-functions", "overview-mixins"],
     "customize": ["customize-concepts", "customize-variables", "customize-node-sass", "customize-sass-cli", "customize-webpack"],
-    "helpers": ["helpers-color", "helpers-spacing", "helpers-typography", "helpers-visibility", "helpers-other"],
+    "helpers": ["helpers-color", "helpers-spacing", "helpers-typography", "helpers-visibility", "helpers-flexbox", "helpers-other"],
     "columns": ["columns-basics", "columns-sizes", "columns-responsiveness", "columns-nesting", "columns-gap", "columns-options"],
     "layout": ["layout-container", "layout-level", "layout-media", "layout-hero", "layout-section", "layout-footer", "layout-tiles"],
     "form": ["form-general", "form-input", "form-textarea", "form-select", "form-checkbox", "form-radio", "form-file"],