diff --git a/docs/KNOWN_BUGS b/docs/KNOWN_BUGS
index bc77913b6..8e129c34b 100644
--- a/docs/KNOWN_BUGS
+++ b/docs/KNOWN_BUGS
@@ -761,7 +761,7 @@ problems may have been fixed or changed somewhat since this was written!
  handle share a connection cache, but due to how connections are used they are
  still not thread-safe when used shared.
 
- See https://github.com/curl/curl/issues/4915
+ See https://github.com/curl/curl/issues/4915 and lib1541.c
 
 11.12 'no_proxy' string-matches IPv6 numerical addreses
 
diff --git a/tests/data/Makefile.inc b/tests/data/Makefile.inc
index 8a334df10..3eeec29b6 100644
--- a/tests/data/Makefile.inc
+++ b/tests/data/Makefile.inc
@@ -185,7 +185,7 @@ test1508 test1509 test1510 test1511 test1512 test1513 test1514 test1515 \
 test1516 test1517 test1518 test1519 test1520 test1521 test1522 test1523 \
 test1524 test1525 test1526 test1527 test1528 test1529 test1530 test1531 \
 test1532 test1533 test1534 test1535 test1536 test1537 test1538 test1539 \
-test1540 test1541 \
+test1540 \
 \
 test1550 test1551 test1552 test1553 test1554 test1555 test1556 test1557 \
 test1558 test1559 test1560 test1561 test1562 test1563 test1564 test1565 \
diff --git a/tests/data/test1541 b/tests/data/test1541
deleted file mode 100644
index e18bb47df..000000000
--- a/tests/data/test1541
+++ /dev/null
@@ -1,34 +0,0 @@
-<testcase>
-<info>
-<keywords>
-HTTP
-HTTP GET
-multi-threaded
-connection-sharing
-</keywords>
-</info>
-
-# Server-side
-<reply>
-</reply>
-
-# Client-side
-<client>
-<server>
-http
-</server>
-<tool>
-lib1541
-</tool>
- <name>
-connection sharing using 67 parallel threads for 7 seconds
- </name>
- <command>
-http://%HOSTIP:%HTTPPORT/1
-</command>
-</client>
-
-# Verify data after the test has been "shot"
-<verify>
-</verify>
-</testcase>
diff --git a/tests/libtest/Makefile.inc b/tests/libtest/Makefile.inc
index dc2008fa8..1b1792df5 100644
--- a/tests/libtest/Makefile.inc
+++ b/tests/libtest/Makefile.inc
@@ -54,7 +54,7 @@ noinst_PROGRAMS = chkhostname libauthretry libntlmconnect                \
  lib1518         lib1520 lib1521 lib1522 lib1523 \
  lib1525 lib1526 lib1527 lib1528 lib1529 lib1530 lib1531 lib1532 lib1533 \
  lib1534 lib1535 lib1536 lib1537 lib1538 lib1539 \
- lib1540 lib1541 \
+ lib1540         \
  lib1550 lib1551 lib1552 lib1553 lib1554 lib1555 lib1556 lib1557 \
  lib1558 lib1559 lib1560 lib1564 lib1565 lib1567 \
  lib1591 lib1592 lib1593 lib1594 lib1596 \
diff --git a/tests/libtest/lib1541.c b/tests/libtest/lib1541.c
index f3b41f5be..c47c54e25 100644
--- a/tests/libtest/lib1541.c
+++ b/tests/libtest/lib1541.c
@@ -5,7 +5,7 @@
  *                            | (__| |_| |  _ <| |___
  *                             \___|\___/|_| \_\_____|
  *
- * Copyright (C) 2019, Daniel Stenberg, <daniel@haxx.se>, et al.
+ * Copyright (C) 2019 - 2020, Daniel Stenberg, <daniel@haxx.se>, et al.
  *
  * This software is licensed as described in the file COPYING, which
  * you should have received as part of this distribution. The terms
@@ -19,6 +19,13 @@
  * KIND, either express or implied.
  *
  ***************************************************************************/
+/*
+ * KNOW_BUGS "A shared connection cache is not thread-safe"
+ *
+ * This source code was used to verify shared connection cache but since this
+ * is a known issue the test is no longer built or run. This code is here to
+ * allow for testing once someone gets to work on fixing this.
+ */
 #include "test.h"
 
 #include "testutil.h"