diff --git a/CHANGELOG.md b/CHANGELOG.md
index fa7eddff47..5e96b12dab 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -17,6 +17,10 @@ The types of changes are:
 
 ## [Unreleased](https://github.com/ethyca/fides/compare/2.13.0...main)
 
+### Added 
+
+- Add an automated test to check for `/fides-consent.js` backwards compatibility [#3289](https://github.com/ethyca/fides/pull/3289)
+
 ## [2.13.0](https://github.com/ethyca/fides/compare/2.12.1...2.13.0)
 
 ### Added
diff --git a/clients/privacy-center/cypress/e2e/fides-js.cy.ts b/clients/privacy-center/cypress/e2e/fides-js.cy.ts
index 193ccac918..241c9b623a 100644
--- a/clients/privacy-center/cypress/e2e/fides-js.cy.ts
+++ b/clients/privacy-center/cypress/e2e/fides-js.cy.ts
@@ -27,6 +27,20 @@ describe("fides.js API route", () => {
     });
   });
 
+  it("supports /fides-consent.js route for backwards-compatibility", () => {
+    cy.request("/fides-consent.js").then((legacyResponse) => {
+      expect(legacyResponse.status).to.eq(200);
+      expect(legacyResponse)
+        .to.have.property("headers")
+        .to.have.property("content-type")
+        .to.eql("application/javascript");
+
+      cy.request("/fides.js").then((standardResponse) => {
+        expect(standardResponse.body).equals(legacyResponse.body);
+      });
+    });
+  });
+
   describe("when pre-fetching location", () => {
     it("returns location if provided as a '?location' query param", () => {
       cy.request("/fides.js?location=US-CA").then((response) => {