diff --git a/tests/cp/Makefile.in b/tests/cp/Makefile.in
index bcc5c1c34..50b580caa 100644
--- a/tests/cp/Makefile.in
+++ b/tests/cp/Makefile.in
@@ -92,7 +92,9 @@ l = @l@
 
 AUTOMAKE_OPTIONS = 1.1 gnits
 
-TESTS = backup-1 no-deref-link1 no-deref-link2 no-deref-link3 backup-is-src
+TESTS = \
+  backup-1 no-deref-link1 no-deref-link2 no-deref-link3 backup-is-src \
+  same-file
 EXTRA_DIST = $(TESTS)
 TESTS_ENVIRONMENT = CP=../../src/cp RM=../../src/rm
 mkinstalldirs = $(SHELL) $(top_srcdir)/mkinstalldirs