diff --git a/NisApi.src.html b/NisApi.src.html
index a620b00..8aad900 100644
--- a/NisApi.src.html
+++ b/NisApi.src.html
@@ -6928,9 +6928,6 @@ <h2>Error messages</h2>
         <dt>FAILURE_SIGNATURE_NOT_VERIFIABLE</dt>
         <dd>The signature of the entity failed upon verification.</dd>
 
-        <dt>FAILURE_TIMESTAMP_TOO_FAR_IN_PAST</dt>
-        <dd>The timestamp of the entity lies to far in the past.</dd>
-
         <dt>FAILURE_TIMESTAMP_TOO_FAR_IN_FUTURE</dt>
         <dd>The timestamp of the entity lies too far in the future.</dd>