diff --git a/cts/Makefile.am b/cts/Makefile.am
index d6292c5c31..800bfef3ae 100644
--- a/cts/Makefile.am
+++ b/cts/Makefile.am
@@ -1,89 +1,91 @@
 #
 # Copyright 2001-2019 the Pacemaker project contributors
 #
 # The version control history for this file may have further details.
 #
 # This source code is licensed under the GNU General Public License version 2
 # or later (GPLv2+) WITHOUT ANY WARRANTY.
 #
 
 MAINTAINERCLEANFILES    = Makefile.in
 
 EXTRA_DIST      = $(cts_SCRIPTS) $(cts_DATA)
 
 halibdir	= $(CRM_DAEMON_DIR)
 halib_SCRIPTS	= cts-log-watcher cts-support
 
 #
 # Test commands and globally applicable test files should be in $(testdir),
 # and command-specific test data should be in a command-specific subdirectory.
 #
 testdir		= $(datadir)/$(PACKAGE)/tests
 test_SCRIPTS	= cts-coverage cts-regression cts-cli cts-exec cts-scheduler \
 		  cts-fencing
 test_DATA	= README.md valgrind-pcmk.suppressions
 
 ctslibdir	= $(pythondir)/cts
 ctslib_PYTHON	=	__init__.py		\
 			CTSvars.py		\
 			CM_common.py		\
 			CM_corosync.py		\
 			CTS.py			\
 			CTSaudits.py		\
 			CTStests.py		\
 			CTSscenarios.py		\
 			CIB.py			\
 			cib_xml.py		\
 			environment.py		\
 			logging.py		\
 			patterns.py		\
 			remote.py		\
 			watcher.py
 
 ctsdir		= 	$(testdir)/cts
 cts_DATA	=	pacemaker-cts-dummyd@.service
 
 if BUILD_UPSTART
 cts_DATA	+=	pacemaker-cts-dummyd.conf
 endif
 
 cts_SCRIPTS	=	cts			\
 			CTSlab.py		\
 			lxc_autogen.sh		\
 			LSBDummy		\
 			fence_dummy		\
 			pacemaker-cts-dummyd
 
 clidir		= $(testdir)/cli
 cli_DATA	= cli/regression.dates.exp cli/regression.tools.exp \
 		  cli/regression.acls.exp cli/regression.validity.exp \
 		  cli/regression.upgrade.exp cli/regression.rules.exp
 
 PE_TESTS	= $(wildcard scheduler/*.scores)
 pedir		= $(testdir)/scheduler
 pe_DATA		= $(PE_TESTS) \
 		  $(PE_TESTS:%.scores=%.xml) \
 		  $(PE_TESTS:%.scores=%.exp) \
 		  $(PE_TESTS:%.scores=%.dot) \
 		  $(PE_TESTS:%.scores=%.summary) \
 		  $(wildcard scheduler/*.stderr)
 
 # For "make check", run a single scheduler test
 TESTS = scheduler/bug-rh-1097457.xml
 TEST_EXTENSIONS = .xml
 XML_LOG_COMPILER = ./cts-scheduler
 AM_XML_LOG_FLAGS = -V --run
 
 scheduler-list:
-	echo $(shell ls -1 scheduler/*.xml)
+	@for T in "$(srcdir)"/scheduler/*.xml; do       \
+		echo $$(basename $$T .xml);             \
+	done
 
 clean-local:
 	rm -f scheduler/*.pe.*
 
 SUBDIRS	= benchmark
 
 cts-support-install: cts-support
 	./cts-support install
 
 cts-support-uninstall: cts-support
 	./cts-support uninstall