diff --git a/tests/suites/verify.js b/tests/suites/verify.js
index 3e110c4..22ac03c 100644
--- a/tests/suites/verify.js
+++ b/tests/suites/verify.js
@@ -154,10 +154,10 @@ export function verifySuite({
             verifier
           });
         });
-        it('If proofConfig.created is set and the value is not a valid ' +
-        '[XMLSCHEMA11-2] datetime, an INVALID_PROOF_DATETIME error MUST be ' +
-        'raised.', async function() {
-          this.test.link = 'https://w3c.github.io/vc-di-bbs/#linkage-via-proof-options-and-mandatory-reveal:~:text=If%20proofConfig.created%20is%20set%20and%20if%20the%20value%20is%20not%20a%20valid%20%5BXMLSCHEMA11%2D2%5D%20datetime%2C%20an%20INVALID_PROOF_DATETIME%20error%20MUST%20be%20raised.';
+        it('If proofConfig.created is set and if the value is not a valid ' +
+        '[XMLSCHEMA11-2] datetime, an error MUST be raised and SHOULD convey ' +
+        'an error type of PROOF_GENERATION_ERROR.', async function() {
+          this.test.link = 'https://w3c.github.io/vc-di-bbs/#:~:text=If%20proofConfig.created%20is%20set%20and%20if%20the%20value%20is%20not%20a%20valid%20%5BXMLSCHEMA11%2D2%5D%20datetime%2C%20an%20error%20MUST%20be%20raised%20and%20SHOULD%20convey%20an%20error%20type%20of%20PROOF_GENERATION_ERROR.';
           const credential = cloneTestVector(disclosed?.invalid?.created);
           //FIXME assert on error code or message when available
           await verificationFail({credential, verifier});