diff --git a/lib/ftp.c b/lib/ftp.c
index c20b6bf10e..60fea54217 100644
--- a/lib/ftp.c
+++ b/lib/ftp.c
@@ -253,18 +253,6 @@ static void freedirs(struct ftp_conn *ftpc)
   Curl_safefree(ftpc->newhost);
 }
 
-/* Returns non-zero if the given string contains CR (\r) or LF (\n),
-   which are not allowed within RFC 959 <string>.
-   Note: The input string is in the client's encoding which might
-   not be ASCII, so escape sequences \r & \n must be used instead
-   of hex values 0x0d & 0x0a.
-*/
-static bool isBadFtpString(const char *string)
-{
-  return ((NULL != strchr(string, '\r')) ||
-          (NULL != strchr(string, '\n'))) ? TRUE : FALSE;
-}
-
 /***********************************************************************
  *
  * AcceptServerConnect()
@@ -4377,11 +4365,6 @@ static CURLcode ftp_setup_connection(struct connectdata *conn)
   */
   ftp->user = conn->user;
   ftp->passwd = conn->passwd;
-  if(isBadFtpString(ftp->user))
-    return CURLE_URL_MALFORMAT;
-  if(isBadFtpString(ftp->passwd))
-    return CURLE_URL_MALFORMAT;
-
   conn->proto.ftpc.known_filesize = -1; /* unknown size for now */
 
   return CURLE_OK;
diff --git a/tests/data/Makefile.inc b/tests/data/Makefile.inc
index f72ccbc16d..5fbe18396e 100644
--- a/tests/data/Makefile.inc
+++ b/tests/data/Makefile.inc
@@ -96,12 +96,11 @@ test818 test819 test820 test821 test822 test823 test824 test825 test826 \
 test827 test828 test829 test830 test831 test832 test833 test834 test835 \
 test836 test837 test838 test839 test840 test841 test842 test843 test844 \
 test845 test846 test847 test848 test849 \
-\
 test850 test851 test852 test853 test854 test855 test856 test857 test858 \
 test859 test860 test861 test862 test863 test864 test865 test866 test867 \
 test868 test869 test870 test871 test872 test873 test874 test875 test876 \
 test877 test878 test879 test880 test881 test882 test883 test884 test885 \
-test886 test887 test888 test889 test890 test891 test892 test893 \
+test886 test887 test888 test889 test890 test891 test892 test893 test894 \
 \
 test900 test901 test902 test903 test904 test905 test906 test907 test908 \
 test909 test910 test911 test912 test913 test914 test915 test916 test917 \
diff --git a/tests/data/test894 b/tests/data/test894
new file mode 100644
index 0000000000..db79830cad
--- /dev/null
+++ b/tests/data/test894
@@ -0,0 +1,37 @@
+<testcase>
+<info>
+<keywords>
+POP3
+Clear Text
+RETR
+</keywords>
+</info>
+
+#
+# Server-side
+<reply>
+</reply>
+
+#
+# Client-side
+<client>
+<server>
+pop3
+</server>
+ <name>
+POP3 with CR in username
+ </name>
+ <command>
+pop3://user%0dFRIGGING_cmd:secret@%HOSTIP:%POP3PORT/894
+</command>
+</client>
+
+#
+# Verify data after the test has been "shot"
+<verify>
+# malformed URL
+<errorcode>
+3
+</errorcode>
+</verify>
+</testcase>