diff --git a/tests/data/test1404 b/tests/data/test1404
index 88a06ba39c..441569752b 100644
--- a/tests/data/test1404
+++ b/tests/data/test1404
@@ -27,7 +27,7 @@ Connection: close
http
-HTTP RFC1867-type formposting - -F with three files, one with explicit type
+--libcurl for HTTP RFC1867-type formposting - -F with three files, one with explicit type
http://%HOSTIP:%HTTPPORT/we/want/1404 -F name=value -F 'file=@log/test1404.txt,log/test1404.txt;type=magic/content,log/test1404.txt' --libcurl log/test1404.c
diff --git a/tests/data/test1405 b/tests/data/test1405
index 9295a1b60e..38bfd5c54d 100644
--- a/tests/data/test1405
+++ b/tests/data/test1405
@@ -30,7 +30,7 @@ REPLY FAIL 500 this might not be a failure!
ftp
-FTP with quote ops
+--libcurl for FTP with quote ops
ftp://%HOSTIP:%FTPPORT/1405 -Q "NOOP 1" -Q "+NOOP 2" -Q "-NOOP 3" -Q "*FAIL" -Q "+*FAIL HARD" --libcurl log/test1405.c
diff --git a/tests/data/test1406 b/tests/data/test1406
index 6392b9685e..2bafaf412d 100644
--- a/tests/data/test1406
+++ b/tests/data/test1406
@@ -23,7 +23,7 @@ CAPA SIZE
smtp
-SMTP
+--libcurl for SMTP
From: different
diff --git a/tests/data/test1407 b/tests/data/test1407
index 842778a7c2..ce51fa0985 100644
--- a/tests/data/test1407
+++ b/tests/data/test1407
@@ -23,7 +23,7 @@ REPLY LIST +OK 1407 100\r\n.
pop3
-POP3 LIST one message
+--libcurl for POP3 LIST one message
pop3://%HOSTIP:%POP3PORT/1407 -l -u user:secret --libcurl log/test1407.c