diff --git a/apps/web/lib/middleware/utils/get-final-url.ts b/apps/web/lib/middleware/utils/get-final-url.ts
index 4d0e6127b0c..7080154abe3 100644
--- a/apps/web/lib/middleware/utils/get-final-url.ts
+++ b/apps/web/lib/middleware/utils/get-final-url.ts
@@ -35,6 +35,7 @@ export const getFinalUrl = (
 
   if (via) {
     urlObj.searchParams.set("via", via);
+    urlObj.searchParams.set("afsrc", "1");
   }
 
   if (clickId) {
diff --git a/apps/web/tests/redirects/index.test.ts b/apps/web/tests/redirects/index.test.ts
index 22520187192..c4ab538807e 100644
--- a/apps/web/tests/redirects/index.test.ts
+++ b/apps/web/tests/redirects/index.test.ts
@@ -29,6 +29,7 @@ async function assertRedirectWithDubIdCookie(
 
   if (options?.via != null) {
     expect(redirectUrl.searchParams.get("via")).toBe(options.via);
+    expect(redirectUrl.searchParams.get("afsrc")).toBe("1");
   }
 
   expect(response.headers.get("x-powered-by")).toBe(poweredBy);