diff --git a/tests/Makefile b/tests/Makefile
index 1e745a243d..9022a8fa3a 100644
--- a/tests/Makefile
+++ b/tests/Makefile
@@ -82,7 +82,6 @@ EXPECT_NAMES=\
 	unistd/ftruncate \
 	unistd/getopt \
 	unistd/getopt_long \
-	unistd/isatty \
 	unistd/pipe \
 	unistd/rmdir \
 	unistd/sleep \
@@ -115,6 +114,7 @@ NAMES=\
 	unistd/gethostname \
 	unistd/getid \
 	unistd/getpagesize \
+	unistd/isatty \
 	unistd/link \
 	unistd/pathconf \
 	unistd/setid \
diff --git a/tests/expected/unistd/isatty.stderr b/tests/expected/unistd/isatty.stderr
deleted file mode 100644
index e69de29bb2..0000000000
diff --git a/tests/expected/unistd/isatty.stdout b/tests/expected/unistd/isatty.stdout
deleted file mode 100644
index 83637aee6a..0000000000
--- a/tests/expected/unistd/isatty.stdout
+++ /dev/null
@@ -1 +0,0 @@
-Whatever a tty is, it's not me