diff --git a/t/chdir3.do b/t/chdir3.do
new file mode 100644
index 0000000..6948d0d
--- /dev/null
+++ b/t/chdir3.do
@@ -0,0 +1,3 @@
+# make sure redo-ifchange records the dependency correctly if we chdir
+cd ..
+redo-ifchange t/chdir2
diff --git a/t/chdirtest.do b/t/chdirtest.do
index 5428534..302305c 100644
--- a/t/chdirtest.do
+++ b/t/chdirtest.do
@@ -1,9 +1,16 @@
-redo chdir1
+rm -f chdir1
 redo chdir2
+redo chdir3
+
+. ./flush-cache.sh
+redo-ifchange chdir3
+
 rm -f chdir1
 . ./flush-cache.sh
-
-# chdir2 sets its dependency on chdir1 in an odd way, so this might fail if
-# redo doesn't catch it
-redo-ifchange chdir2
+redo-ifchange chdir3
 [ -e chdir1 ] || exit 77
+
+rm -f chdir1
+. ./flush-cache.sh
+redo-ifchange chdir3
+[ -e chdir1 ] || exit 78
diff --git a/t/test.do b/t/test.do
index 30dd621..778e556 100644
--- a/t/test.do
+++ b/t/test.do
@@ -1,4 +1,4 @@
 redo-ifchange all
 ./hello >&2
-redo deltest deltest2 test.args test2.args passfailtest \
+redo deltest deltest2 test.args test2.args passfailtest chdirtest \
 	curse/test deps/test "space dir/test" modetest makedir2