diff --git a/tests/data/test820 b/tests/data/test820
index 3e740fa36..6d371f2e2 100644
--- a/tests/data/test820
+++ b/tests/data/test820
@@ -11,7 +11,7 @@ IMAP AUTH LOGIN
 <reply>
 <servercmd>
 AUTH LOGIN
-REPLY AUTHENTICATE +
+REPLY AUTHENTICATE + VXNlcm5hbWU6
 REPLY dXNlcg== + UGFzc3dvcmQ6
 REPLY c2VjcmV0 A002 OK AUTHENTICATE completed
 </servercmd>
diff --git a/tests/data/test866 b/tests/data/test866
index 8fbf92a60..7ab2445ae 100644
--- a/tests/data/test866
+++ b/tests/data/test866
@@ -13,7 +13,7 @@ RFC5034
 <reply>
 <servercmd>
 AUTH LOGIN
-REPLY AUTH +
+REPLY AUTH + VXNlcm5hbWU6
 REPLY dXNlcg== + UGFzc3dvcmQ6
 REPLY c2VjcmV0 +OK Login successful
 </servercmd>
diff --git a/tests/data/test904 b/tests/data/test904
index 2c90cea97..3ba5bd276 100644
--- a/tests/data/test904
+++ b/tests/data/test904
@@ -12,7 +12,7 @@ RFC4954
 <reply>
 <servercmd>
 AUTH LOGIN
-REPLY AUTH 334 LOGIN supported
+REPLY AUTH 334 VXNlcm5hbWU6
 REPLY dXNlcg== 334 UGFzc3dvcmQ6
 REPLY c2VjcmV0 235 Authenticated
 </servercmd>