diff --git a/index.html b/index.html
index 97b210c..a2d2fae 100644
--- a/index.html
+++ b/index.html
@@ -2153,7 +2153,7 @@
Retrieve Verification Method
INVALID_CONTROLLER_DOCUMENT_ID.
-If controllerDocument is not a valid [=controller document=],
+If controllerDocument is not a [=conforming controller document=],
an error MUST be raised and SHOULD
convey an error type of
INVALID_CONTROLLER_DOCUMENT.
@@ -2164,7 +2164,7 @@ Retrieve Verification Method
rules of the media type of the controllerDocument.
-If verificationMethod is not a valid [=verification method=],
+If verificationMethod is not a [=conforming verification method=],
an error MUST be raised and SHOULD convey an error type of
INVALID_VERIFICATION_METHOD.