diff --git a/packages/docusaurus-theme-classic/src/theme/Icon/Socials/YouTube/index.tsx b/packages/docusaurus-theme-classic/src/theme/Icon/Socials/YouTube/index.tsx
index 41688dd1d6..2cf6c187eb 100644
--- a/packages/docusaurus-theme-classic/src/theme/Icon/Socials/YouTube/index.tsx
+++ b/packages/docusaurus-theme-classic/src/theme/Icon/Socials/YouTube/index.tsx
@@ -6,6 +6,7 @@
  */
 import type {SVGProps, ReactNode} from 'react';
 
+// SVG Source: https://svgl.app/
 function YouTube(props: SVGProps<SVGSVGElement>): ReactNode {
   return (
     <svg